When you get as old as I am, you start to realize that you've told most of the good stuff you know to other people anyway.

If an apple was magnified to the size of the Earth, then the atoms in the apple would be approximately the size of the original apple.

Words can be meaningless. If they are used in such a way that no sharp conclusions can be drawn.

Physics is not the most important thing. Love is.

I do believe that there is a conflict between science and religion ... the spirit or attitude toward the facts is different in religion from what it is in science. The uncertainty that is necessary in order to appreciate nature is not easily correlated with the feeling of certainty in faith.

I'm trying to find out NOT how Nature could be, but how Nature IS.

The game I play is a very interesting one. It's imagination, in a tight straightjacket.