Richard Feynman Quotes
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Physics is like sex: sure, it may give some practical results, but that's not why we do it.
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I think it's much more interesting to live not knowing than to have answers which might be wrong.
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Don't worry about anything. Go out and have a good time.
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You can’t say A is made of B or vice versa. All mass is interaction.
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Science is uncertain.
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I don't believe I can really do without teaching.
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So I have just one wish for you – the good luck to be somewhere where you are free to maintain the kind of integrity I have described, and where you do not feel forced by a need to maintain your position in the organization, or financial support, or so on, to lose your integrity. May you have that freedom.
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In fact the total amount that a physicist knows is very little. He has only to remember the rules to get him from one place to another and he is all right.
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When the problem quantum chromodynamics is finally solved, it will all be by imagination. Then there will be some big thing about the great way it was done. But it's simple -it will all be by imagination, and persistence.
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Religion is a culture of faith; science is a culture of doubt.
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When you get as old as I am, you start to realize that you've told most of the good stuff you know to other people anyway.
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The idea that no one really knew how to run a government led to the idea that we should arrange a system by which new ideas could be developed, tried out, and tossed out if necessary, with more new ideas brought in - a trial and error system.
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There's plenty of room at the bottom.
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I think I can safely say that nobody understands Quantum Mechanics.
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There is a computer disease that anybody who works with computers knows about. It's a very serious disease and it interferes completely with the work. The trouble with computers is that you 'play' with them!
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The present situation in physics is as if we know chess, but we don't know one or two rules.
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You have no responsibility to live up to what other people think you ought to accomplish. I have no responsibility to be like they expect me to be. It's their mistake, not my failing.
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It appears that there are enormous differences of opinion as to the probability of a failure with loss of vehicle and of human life. The estimates range from roughly 1 in 100 to 1 in 100,000. The higher figures come from the working engineers, and the very low figures from management.
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Mathematics is not just a language. Mathematics is a language plus reasoning.
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I, a universe of atoms, an atom in the universe.
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We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.
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Science is like sex: sometimes something useful comes out, but that is not the reason we are doing it
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It does not make any difference how beautiful your guess is. It does not make any difference how smart you are, who made the guess, or what his name is if it disagrees with experiment it is wrong. That is all there is to it.
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If you thought that science was certain - well, that is just an error on your part.