An ordinary fool isn't a faker; an honest fool is all right. But a dishonest fool is terrible!

For far more marvelous is the truth than any artists of the past imagined it. Why do the poets of the present not speak of it? What men are poets who can speak of Jupiter if he were a man, but if he is an immense spinning sphere of methane and ammonia must be silent?

It is odd, but on the infrequent occasions when I have been called upon in a formal place to play the bongo drums, the introducer never seems to find it necessary to mention that I also do theoretical physics.

Some things that satisfy the rules of algebra can be interesting to mathematicians even though they don't always represent a real situation.

We've learned from experience that the truth will out.

I was born not knowing and have had only a little time to change that here and there.

In physics the truth is rarely perfectly clear, and that is certainly universally the case in human affairs. Hence, what is not surrounded by uncertainty cannot be the truth.