If there ever was a misnomer, it is "exact science." Science has always been full of mistakes. The present day is no exception. And our mistakes are good mistakes; they require a genius to correct. Of course, we do not see our own mistakes.

Life improves slowly and goes wrong fast, and only catastrophe is clearly visible.

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

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

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

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

When you're certain you cannot be fooled, you become easy to fool.