I think that intellectuals who end up in hell will have to read page proofs and check indexes there.

A state-of-the-art calculation requires 100 hours of CPU time on the state-of-the-art computer, independent of the decade.

If not for me, the H-bomb would have been developed in Russia first. In the U.S., we'd now be speaking Russian.

A fact is a simple statement that everyone believes. It is innocent, unless found guilty. A hypothesis is a novel suggestion that no one wants to believe. It is guilty, until found effective.

Society's emissions of carbon dioxide may or may not turn out to have something significant to do with global warming-the jury is still out.

Science attempts to find logic and simplicity in nature. Mathematics attempts to establish order and simplicity in human thought.

I tried to contribute to the defeat of the Soviets. If I contributed 1%, it is 1% of something enormous.