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Albert Einstein Quotations

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The only thing that interferes with my learning is my education.
US (German-born) physicist
1879 - 1955
He who joyfully marches to music rank and file, has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would surely suffice. This disgrace to civilization should be done away with at once. Heroism at command, how violently I hate all this, how despicable and ignoble war is; I would rather be torn to shreds than be a part of so base an action. It is my conviction that killing under the cloak of war is nothing but an act of murder.
US (German-born) physicist
1879 - 1955
The American lives even more for his goals, for the future, than the European. Life for him is always becoming, never being.
US (German-born) physicist
1879 - 1955
The unleashed power of the atom has changed everything save our modes of thinking and we thus drift toward unparalleled catastrophe.
Albert Einstein - Telegram
US (German-born) physicist
1879 - 1955
Nothing is more destructive of respect for the government and the law of the land than passing laws which cannot be enforced. It is an open secret that the dangerous increase of crime in this counrty is closely related with this.
US (German-born) physicist
1879 - 1955
Only a life lived for others is a life worth while.
US (German-born) physicist
1879 - 1955
No amount of experimentation can ever prove me right; a single experiment can prove me wrong.
US (German-born) physicist
1879 - 1955
The grand aim of all science is to cover the greatest number of empirical facts by logical deduction from the smallest number of hypotheses or axioms.
US (German-born) physicist
1879 - 1955
Truth is what stands the test of experience.
US (German-born) physicist
1879 - 1955
Common sense is that layer of prejudices which we acquire before we are sixteen.
US (German-born) physicist
1879 - 1955
A storm broke loose in my mind.
US (German-born) physicist
1879 - 1955
Our defense is not in our armaments, nor in science, nor in going underground. Our defense is in law and order.
US (German-born) physicist
1879 - 1955
The pursuit of knowledge for its own sake, an almost fanatical love of justice, and the desire for personal independence - these are the features of Jewish tradition that make me thank my stars that I belong to it.
Albert Einstein - The World As I See It (autobiography)
US (German-born) physicist
1879 - 1955
God does not care about our mathematical difficulties. He integrates empirically.
US (German-born) physicist
1879 - 1955
After a certain high level of technical skill is achieved, science and art tend to coalesce in esthetics, plasticity, and form. The greatest sceintists are always artists as well.
US (German-born) physicist
1879 - 1955
The most incomprehensible thing about the world is that it is at all comprehensible.
US (German-born) physicist
1879 - 1955
I have become rather like King Midas, except that everything turns not into gold but into a circus.
US (German-born) physicist
1879 - 1955
Computers are incredibly fast, accurate, and stupid. Human beings are incredibly slow, inaccurate, and brilliant. Together they are powerful beyond imagination.
US (German-born) physicist
1879 - 1955
The most beautiful thing we can experience is the mysterious. It is the source of all true art and science.
US (German-born) physicist
1879 - 1955
Anyone who has never made a mistake has never tried anything new.
US (German-born) physicist
1879 - 1955
The only real valuable thing is intuition.
US (German-born) physicist
1879 - 1955
The important thing is not to stop questioning. Curiosity has its own reason for existing.
US (German-born) physicist
1879 - 1955
Great spirits have always encountered violent opposition from mediocre minds.
US (German-born) physicist
1879 - 1955
In the middle of difficulty lies opportunity.
US (German-born) physicist
1879 - 1955
Never regard study as a duty, but as the enviable opportunity to learn to know the liberating influence of beauty in the realm of the spirit for your own personal joy and to the profit of the community to which your later work belongs.
US (German-born) physicist
1879 - 1955
He who joyfully marches in rank and file has already earned my contempt. He has been given a large brain by mistake, since for him the spinal cord would suffice.
US (German-born) physicist
1879 - 1955
Wisdom is not a product of schooling, but of the life- long attempt to acquire it.
US (German-born) physicist
1879 - 1955
We still do not know one thousandth of one percent of what nature has revealed to us.
US (German-born) physicist
1879 - 1955
If a cluttered desk signs a cluttered mind, Of what, then, is an empty desk a sign?
US (German-born) physicist
1879 - 1955
Ethical axioms are found and tested not very differently from the axioms of science. Truth is what stands the test of experience.
US (German-born) physicist
1879 - 1955
If my theory of relativity proves to be correct, Germany will claim me a German, and France will claim me a citizen of the world. However, if it proves wrong, France will say I?m a German, and Germany will say that I?m a jew.
US (German-born) physicist
1879 - 1955
Life is like riding a bicycle. To keep your balance you must keep moving.
US (German-born) physicist
1879 - 1955
In order to form an immaculate member of a flock of sheep one must, above all, be a sheep.
US (German-born) physicist
1879 - 1955
God may be subtle, but He isn't mean.
US (German-born) physicist
1879 - 1955
Common sense is the collection of prejudices acquired by age eighteen.
US (German-born) physicist
1879 - 1955
At any rate, I am convinced that He [God] does not play dice.
Albert Einstein - In a letter to Max Born
US (German-born) physicist
1879 - 1955
The fear of death is the most unjustified of all fears, for there's no risk of accident for someone who's dead.
US (German-born) physicist
1879 - 1955
I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.
US (German-born) physicist
1879 - 1955
Concern for man himself and his fate must always form the chief interest of all technical endeavor. Never forget this in the midst of your diagrams and equations.
US (German-born) physicist
1879 - 1955
Whoever undertakes to set himself up as a judge of Truth and Knowledge is shipwrecked by the laughter of the Gods.
US (German-born) physicist
1879 - 1955
There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is.
US (German-born) physicist
1879 - 1955
A human being is part of a whole, called by us the Universe, a part limited in time and space. He experiences himself, his thoughts and feelings, as something separated from the rest--a kind of optical delusion of his consciousness. This delusion is a kind of prison for us, restricting us to our personal desires and to affection for a few persons nearest us. Our task must be to free ourselves from this prison by widening our circles of compassion to embrace all living creatures and the whole of nature in its beauty.
US (German-born) physicist
1879 - 1955
Anger dwells only in the bosom of fools.
US (German-born) physicist
1879 - 1955
Yes, we have to divide up our time like that, between our politics and our equations. But to me our equations are far more important, for politics are only a matter of present concern. A mathematical equation stands forever.
US (German-born) physicist
1879 - 1955
The aim (of education) must be the training of independently acting and thinking individuals who, however, can see in the service to the community their highest life achievement.
US (German-born) physicist
1879 - 1955
The difference between stupidity and genius is that genius has its limits.
US (German-born) physicist
1879 - 1955
Whoever is careless with the truth in small matters cannot be trusted with important matters.
US (German-born) physicist
1879 - 1955
You cannot simultaneously prevent and prepare for war.
US (German-born) physicist
1879 - 1955
The significant problems we have cannot be solved at the same level of thinking with which we created them.
Albert Einstein - (attributed)
US (German-born) physicist
1879 - 1955
It is in fact nothing short of a miracle that the modern methods of instruction have not yet entirely strangled the holy curious of inquiry. It is a very grave mistake to think that the enjoyment of seeing and searching can be promoted by means of coercion and a sense of duty.
US (German-born) physicist
1879 - 1955
My life is a simple thing that would interest no one. It is a known fact that I was born and that is all that is necessary.
US (German-born) physicist
1879 - 1955
Try not to become a man of success, but rather try to become a man of value.
US (German-born) physicist
1879 - 1955
If the facts don't fit the theory, change the facts.
US (German-born) physicist
1879 - 1955
It has become appallingly obvious that our technology has exceeded our humanity.
US (German-born) physicist
1879 - 1955
Any intelligent fool can make things bigger and more complex ... it takes a touch of genius -- and a lot of courage -- to move in the opposite direction.
US (German-born) physicist
1879 - 1955
Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.
US (German-born) physicist
1879 - 1955
It is the supreme art of the teacher to awaken joy in creative expression and knowledge.
US (German-born) physicist
1879 - 1955
Why is it that nobody understands me and everybody likes me
US (German-born) physicist
1879 - 1955
The individual must not merely wait and criticize, he must defend the cause the best he can. The fate of the world will be such as the world deserves.
US (German-born) physicist
1879 - 1955
It is mathematics that offers the exact natural sciences a certain measure of security which, without mathematics, they could not attain.
US (German-born) physicist
1879 - 1955
Science without religion is lame, religion without science is blind.
US (German-born) physicist
1879 - 1955
We cannot solve our problems with the same thinking we used when we created them.
US (German-born) physicist
1879 - 1955
The ideals which have lighted my way, and time after time have given me new courage to face life cheerfully, have been Kindness, Beauty, and Truth. The trite subjects of human efforts, possessions, outward success, luxury have always seemed to me contemptible.
US (German-born) physicist
1879 - 1955
Teaching should be such that what is offered is perceived as a valuable gift and not as a hard duty.
US (German-born) physicist
1879 - 1955
The Lord God is subtle, but malicious He is not.
US (German-born) physicist
1879 - 1955
The true measure of a man is the degree to which he has managed to subjugate his ego.
US (German-born) physicist
1879 - 1955
The tragedy of life is what dies in the hearts and souls of people while they live.
US (German-born) physicist
1879 - 1955
As long as there are sovereign nations possessing great power, war is inevitable.
US (German-born) physicist
1879 - 1955
Too many of us look upon Americans as dollar chasers. This is a cruel libel, even if it is reiterated thoughtlessly by the Americans themselves.
US (German-born) physicist
1879 - 1955
That a man can take pleasure in marching in formation to the strains of a band is enough to make me despise him. He has only been given his big brain by mistake; a backbone was all he needed.
Albert Einstein - The World As I See It (autobiography)
US (German-born) physicist
1879 - 1955
Reality is merely an illusion, albeit a very persistent one.
US (German-born) physicist
1879 - 1955
The whole of science is nothing more than a refinement of everyday thinking.
Albert Einstein - Physics and Reality [1936]
US (German-born) physicist
1879 - 1955
Science is a wonderful thing if one does not have to earn one's living at it.
US (German-born) physicist
1879 - 1955
Each of us visits this Earth involuntarily, and without an invitation. For me, it is enough to wonder at the secrets.
US (German-born) physicist
1879 - 1955
To punish me for my contempt for authority, fate made me an authority myself.
US (German-born) physicist
1879 - 1955
True art is characterized by an irresistible urge in the creative artist
US (German-born) physicist
1879 - 1955
A theory can be proved by experiment but no path leads from experiment to the birth of a theory.
US (German-born) physicist
1879 - 1955
Gravitation can not be held responsible for people falling in love.
US (German-born) physicist
1879 - 1955
I believe that whoever tries to think things through honestly will soon recognize how unworthy and even fatal is the traditional bias against Negroes. What can the man of good will do to combat this deeply rooted prejudice? He must have the courage to set an example by words and deed, and must watch lest his children become influenced by racial bias.
US (German-born) physicist
1879 - 1955
The process of scientific discovery is, in effect, a continual flight from wonder.
US (German-born) physicist
1879 - 1955
Generations to come will find it difficult to believe that a man such as Gandhi ever walked the face of this earth.
US (German-born) physicist
1879 - 1955
When all think alike, no one thinks very much.
US (German-born) physicist
1879 - 1955
If you are out to describe the truth, leave elegance to the tailor.
US (German-born) physicist
1879 - 1955
What is inconceivable about the universe is that it is at all conceivable.
US (German-born) physicist
1879 - 1955
I have deep faith that the principle of the universe will be beautiful and simple.
US (German-born) physicist
1879 - 1955
I like neither new clothes nor new kinds of food.
US (German-born) physicist
1879 - 1955
The point is to develop the childlike inclination for play and the childlike desire for recognition and to guide the child over to important fields for society. Such a school demands from the teacher that he be a kind of artist in his province.
Albert Einstein - Out of My Later Years
US (German-born) physicist
1879 - 1955
The man who regards his own life and that of his fellow creatures as meaningless is not merely unhappy but hardly fit for life.
US (German-born) physicist
1879 - 1955
The only reason for time is so that everything doesn't happen at once.
US (German-born) physicist
1879 - 1955
Intellectual growth should commence at birth and cease only at death.
US (German-born) physicist
1879 - 1955
The secret to creativity is knowing how to hide your sources.
US (German-born) physicist
1879 - 1955
The ideals which have always shone before me and filled me with the joy of living are goodness, beauty, and truth. To make a goal of comfort or happiness has never appealed to me; a system of ethics built on this basis would be sufficient only for a herd of cattle.
US (German-born) physicist
1879 - 1955
If I had only known, I would have been a locksmith.
US (German-born) physicist
1879 - 1955
There comes a time when the mind takes a higher plane of knowledge but can never prove how it got there.
US (German-born) physicist
1879 - 1955
People like us, who believe in physics, know that the distinction between past, present, and future is only a stubbornly persistent illusion.
US (German-born) physicist
1879 - 1955
You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you send signals here, they receive them there. The only difference is that there is no cat.
Albert Einstein - when asked to describe radio
US (German-born) physicist
1879 - 1955
We cannot dispair of humanity, since we are ourselves human beings.
US (German-born) physicist
1879 - 1955
I have reached an age when, if someone tells me to wear socks, I don't have to.
US (German-born) physicist
1879 - 1955
The most beautiful thing we can experience is the mysterious.
It is the source of all art and science.
US (German-born) physicist
1879 - 1955
If A is success in life, then A equals x plus y plus z. Work is x y is play and z is keeping your mouth shut.
US (German-born) physicist
1879 - 1955
The value of a man resides in what he gives and not in what he is capable of receiving.
US (German-born) physicist
1879 - 1955
It is, in fact, nothing short of a miracle that the modern methods of instruction have not yet entirely strangled the holy curiosity of inquiry.
Albert Einstein - Autobiographical Notes
US (German-born) physicist
1879 - 1955
"My life is a simple thing that would interest no one. It is a known fact that I was born and that is all that is necessary.
US (German-born) physicist
1879 - 1955
I am enough of an artist to draw freely upon my imagination. Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.
US (German-born) physicist
1879 - 1955
What really interests me is whether God had any choice in the creation of the world.
US (German-born) physicist
1879 - 1955
All of us who are concerned for peace and triumph of reason and justice must be keenly aware how small an influence reason and honest good will exert upon events in the political field.
US (German-born) physicist
1879 - 1955
Theories should be as simple as possible, but not simpler.
US (German-born) physicist
1879 - 1955
It was, of course, a lie what you read about my religious convictions, a lie which is being systematically repeated. I do not believe in a personal God and I have never denied this but have expressed it clearly. If something is in me which can be called religious then it is the unbounded admiration for the structure of the world so far as our science can reveal it.
US (German-born) physicist
1879 - 1955
"My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble mind.
US (German-born) physicist
1879 - 1955
So long as there are men there will be wars.
US (German-born) physicist
1879 - 1955
Everything that is really great and inspiring is created by the individual who can labor in freedom.
US (German-born) physicist
1879 - 1955
A person starts to live when he can live outside himself.
US (German-born) physicist
1879 - 1955
Laws alone can not secure freedom of expression; in order that every man present his views without penalty there must be spirit of tolerance in the entire population.
US (German-born) physicist
1879 - 1955
If people are good only because they fear punishment, and hope for reward, then we are a sorry lot indeed.
US (German-born) physicist
1879 - 1955
"I want to know Gods thoughts.... all the rest are just details
US (German-born) physicist
1879 - 1955
If you want to live a happy life, tie it to a goal. Not to people or things.
US (German-born) physicist
1879 - 1955
The highest destiny of the individual is to serve rather than to rule.
US (German-born) physicist
1879 - 1955
Reading, after a certain age, diverts the mind too much from its creative pursuits. Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
US (German-born) physicist
1879 - 1955
If we knew what it was we were doing, it would not be called research, would it?
US (German-born) physicist
1879 - 1955
Let every man be respected as an individual and no man idolized.
US (German-born) physicist
1879 - 1955
If A is success in life, then A equals x plus y plus z. Work is x; y is play; and z is keeping your mouth shut.
Albert Einstein - Observer
US (German-born) physicist
1879 - 1955
Relativity applies to physics, not ethics.
US (German-born) physicist
1879 - 1955
I live in that solitude which is painful in youth, but delicious in the years of maturity.
US (German-born) physicist
1879 - 1955
Peace cannot be kept by force. It can only be achieved by understanding.
US (German-born) physicist
1879 - 1955
He who cherishes the values of culture cannot fail to be a pacifist.
US (German-born) physicist
1879 - 1955
My sense of God is my sense of wonder about the Universe.
US (German-born) physicist
1879 - 1955
Heroism on command, senseless violence, and all the loathsome nonsense that goes by the name of patriotism -- how passionately I hate them!
US (German-born) physicist
1879 - 1955
Nationalism is an infantile disease. It is the measles of mankind.
US (German-born) physicist
1879 - 1955
Few are those who see with their own eyes and feel with their own hearts.
US (German-born) physicist
1879 - 1955
I never came upon any of my discoveries through the process of rational thinking.
US (German-born) physicist
1879 - 1955
The pursuit of truth and beauty is a sphere of activity in which we are permitted to remain children all our lives.
US (German-born) physicist
1879 - 1955
The eternal mystery of the world is its comprehensibility.
US (German-born) physicist
1879 - 1955
It is characteristic of the military mentality that nonhuman factors (atom bombs, strategic bases, weapons of all sorts, the possession of raw materials, etc) are held essential, while the human being, his desires, and thoughts - in short, the psychological factors - are considered as unimportant and secondary...The individual is degraded...to "human materiel".
US (German-born) physicist
1879 - 1955
As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality.
US (German-born) physicist
1879 - 1955
Something deeply hidden had to be behind things.
US (German-born) physicist
1879 - 1955
I think and think for months and years. Ninety-nine times the conclusion is false. The hundredth time I am right.
US (German-born) physicist
1879 - 1955
The further the spiritual evolution of mankind advances, the more certain it seems to me that the path to genuine religiosity does not lie through the fear of life, and the fear of death, and blind faith, but through striving after rational knowledge.
US (German-born) physicist
1879 - 1955
He who can no longer pause to wonder and stand rapt in awe, is as good as dead his eyes are closed.
US (German-born) physicist
1879 - 1955
Few people are capable of expressing with equanimity opinions which differ from the prejudices of their social environment. Most People are even incapable of forming such opinions.
US (German-born) physicist
1879 - 1955
Insanity: doing the same thing over and over again and expecting different results.
Albert Einstein - (attributed)
US (German-born) physicist
1879 - 1955
How strange is the lot of us mortals Each of us is here for a brief sojourn for what purpose he knows not, though he senses it.
US (German-born) physicist
1879 - 1955
No one but a theorist believes his theory; everyone puts faith in a laboratory result but the experimenter himself.
US (German-born) physicist
1879 - 1955
The human mind is not capable of grasping the Universe. We are like a little child entering a huge library. The walls are covered to the ceilings with books in many different tongues. The child knows that someone must have written these books. It does not know who or how. It does not understand the languages in which they are written. But the child notes a definite plan in the arrangement of the books - a mysterious order which it does not comprehend, but only dimly suspects.
US (German-born) physicist
1879 - 1955
If you can't explain it simply, you don't understand it well enough.
US (German-born) physicist
1879 - 1955
Weakness of attitude becomes weakness of character.
US (German-born) physicist
1879 - 1955
We should take care not to make the intellect our god; it has, of course, powerful muscles, but no personality.
US (German-born) physicist
1879 - 1955
It is the duty of every citizen according to his best capacities to give validity to his convictions in political affairs.
US (German-born) physicist
1879 - 1955
Technological progress is like an axe in the hands of a pathological criminal.
US (German-born) physicist
1879 - 1955
The problems that exist in the world today cannot be solved by the level of thinking that created them.
US (German-born) physicist
1879 - 1955
Everything should be made as simple as possible, but not one bit simpler.
US (German-born) physicist
1879 - 1955
When you look at yourself from a universal standpoint, something inside always reminds or informs you that there are bigger and better things to worry about.
Albert Einstein - The World As I See It (autobiography)
US (German-born) physicist
1879 - 1955
To my mind, to kill in war is not a whit better than to commit ordinary murder.
US (German-born) physicist
1879 - 1955
There are two ways of resisting war: the legal way and the revolutionary way. The legal way involves the offer of alternatinve service not as a privilege for a few but as a right for all. The revolutionary view involves an uncompromising resistance, with a view to breaking the power of militarism in time of peace or the resources of the state in time of war.
US (German-born) physicist
1879 - 1955
The release of atomic energy has not created a new problem. It has merely made more urgent the necessity of solving an existing one.
US (German-born) physicist
1879 - 1955
My religion consists of a humble admiration of the illimitable superior spirit who reveals himself in the slight details we are able to perceive with our frail and feeble mind.
US (German-born) physicist
1879 - 1955
Every kind of peaceful cooperation among men is primarily based on mutual trust and only secondarily on institutions such as courts of justice and police.
US (German-born) physicist
1879 - 1955
God reveals himself in the orderly harmony of what exists.
US (German-born) physicist
1879 - 1955
Before God we are all equally wise - and equally foolish.
US (German-born) physicist
1879 - 1955
Nothing in the world makes people so afraid as the influence of independent-minded people.
US (German-born) physicist
1879 - 1955
Let us not forget that knowledge and skills alone cannot lead humanity to a happy and dignified life. ... I claim credit for nothing. Everything is determined, the beginning as well as the end, forces over which we have no control. It is determined for the insects as well as for the stars, Human beings, vegetables or cosmic dust, we all dance to a mysterious tune, intoned in the distance by an invisible piper.
Albert Einstein - Dilip Kumar Roy
US (German-born) physicist
1879 - 1955
Not everything that can be counted counts, and not everything that counts can be counted.
US (German-born) physicist
1879 - 1955
The conscientious objector is a revoultionary. On deciding to disobey the law he sacrifices his personal interests to the most important cause of working for the betterment of society.
US (German-born) physicist
1879 - 1955
We believe that an informed citizenry will act for life and not for death.
Albert Einstein - on atomic energy
US (German-born) physicist
1879 - 1955
The important thing is not to stop questioning. Curiosity has its own reason for existing. One cannot help but be in awe when he contemplates the mysteries of eternity, of life, of the marvelous structure of reality. It is enough if one tries merely to comprehend a little of this mystery every day. Never lose a holy curiosity.
US (German-born) physicist
1879 - 1955
One should guard against preaching to young people success in the customary form as the main aim in life. The most important motive for work in school and in life is pleasure in work, pleasure in its result, and the knowledge of the value of the result to the community.
Albert Einstein - On Education
US (German-born) physicist
1879 - 1955
Education is what remains after one has forgotten everything one learned in school.
US (German-born) physicist
1879 - 1955
Never underestimate your own ignorance.
US (German-born) physicist
1879 - 1955
It is only to the individual that a soul is given.
US (German-born) physicist
1879 - 1955
The hardest thing to understand in the world is the income tax.
US (German-born) physicist
1879 - 1955
It is the theory that decides what we can observe.
US (German-born) physicist
1879 - 1955
Do not worry about your difficulties in Mathematics. I can assure you mine are still greater.
US (German-born) physicist
1879 - 1955
Intellectuals solve problems geniuses prevent them.
US (German-born) physicist
1879 - 1955
When I examine myself and my methods of thought, I come to the conclusion that the gift of fantasy has meant more to me than any talent for abstract, positive thinking.
US (German-born) physicist
1879 - 1955
Sometimes one pays most for the things one gets for nothing.
US (German-born) physicist
1879 - 1955
An empty stomach is not a good political advisor.
US (German-born) physicist
1879 - 1955
Great spirits have always encountered opposition from mediocre minds. The mediocre mind is incapable of understanding the man who refuses to bow blindly to conventional prejudices and chooses instead to express his opinions courageously and honestly.
US (German-born) physicist
1879 - 1955
Bias against the Negro is the worst disease from which the society of our nation suffers.
US (German-born) physicist
1879 - 1955
Great spirits have always found violent opposition from mediocrities. The latter cannot understand it when a man does not thoughtlessly submit to hereditary prejudices but honestly and courageously uses his intelligence.
US (German-born) physicist
1879 - 1955
I never think of the future - it comes soon enough.
US (German-born) physicist
1879 - 1955
Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world.
US (German-born) physicist
1879 - 1955

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