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

The main purpose of science is simplicity and as we understand more things, everything is becoming simpler.

No endeavor that is worthwhile is simple in prospect; if it is right, it will be simple in retrospect.

Physics is, hopefully, simple. Physicists are not.

Two paradoxes are better than one; they may even suggest a solution.