All rising curves that show unwelcome trends in human affairs will approach infinity if extended far enough, but it is we who dictate the curve and not vice versa.

When it comes to atoms, language can be used only as in poetry. The poet, too, is not nearly so concerned with describing facts as with creating images and establishing mental connections.

The best weapon of a dictatorship is secrecy, but the best weapon of a democracy should be the weapon of openness.

Every valuable human being must be a radical and a rebel, for what he must aim at is to make things better than they are.

Anybody who is not shocked by this subject has failed to understand it. [of quantum mechanics]

A physicist is just an atom's way of looking at itself.

The meaning of life consists in the fact that it makes no sense to say that life has no meaning.