The basic laws of the universe are simple, but because our senses are limited, we can’t grasp them. There is a pattern in creation.

Energy cannot be created or destroyed, it can only be changed from one form to another.

One does not make wars less likely by formulationg rules of warfare... war cannot be humanized. It can only be eliminated.

We cannot solve our problems with the same thinking we used when we created them.

Yes, we now have to divide up our time like that, between politics and our equations. But to me our equations are far more important, for politics are only a matter of present concern. A mathematical equation stands forever.

If I were not a Jew I would be a Quaker.

Great spirits often meet violent oppisition with mediocre minds.