642 Quotes by Richard P. Feynman

The 'paradox' is only a conflict between reality and your feeling of what reality 'ought to be.

In talking about the impact of ideas in one field on ideas in another field, one is always apt to make a fool of oneself.

In those days, in Far Rockaway, there was a youth center for Jewish kids at the temple.... Somebody nominated me for president of the youth center. The elders began getting nervous, because I was an avowed atheist by that time.... I thought nature itself was so interesting that I didn't want it distorted like that. And so I gradually came to disbelieve the whole religion.

Our imagination is stretched to the utmost, not, as in fiction, to imagine things which are not really there, but just to comprehend those things which are there.

It is impossible, by the way, when picking one example of anything, to avoid picking one which is atypical in some sense.

Physics has a history of synthesizing many phenomena into a few theories.

As you know, a theory in physics is not useful unless it is able to predict underlined effects which we would otherwise expect.

For those who want some proof that physicists are human, the proof is in the idiocy of all the different units which they use for measuring energy.

First you guess. Don't laugh, this is the most important step. Then you compute the consequences. Compare the consequences to experience. If it disagrees with experience, the guess is wrong. In that simple statement is the key to science. It doesn't matter how beautiful your guess is or how smart you are or what your name is. If it disagrees with experience, it's wrong. That's all there is to it.