Don't change the man. Change his environment.

We must progress to the stage of doing all the right things for all the right reasons instead of doing all the right things for all the wrong reasons.

When I am working on a problem, I never think about beauty but when I have finished, if the solution is not beautiful, I know it is wrong.

A fool with a tool still remains a fool.

Racism, pollution and the rest of it are themselves very close to extinction.

We must do away with the absolutely specious notion that everybody has to earn a living.

God is a verb, not a noun.