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

If we want to solve a problem that we have never solved before, we must leave the door to the unknown ajar.

The first principle is that you must not fool yourself and you are the easiest person to fool.

To guess what to keep and what to throw away takes considerable skill. Actually it is probably merely a matter of luck, but it looks as if it takes considerable skill.

The only way to deep happiness is to do something you love to the best of your ability

We scientists are clever — too clever — are you not satisfied? Is four square miles in one bomb not enough? Men are still thinking. Just tell us how big you want it!

Science is like sex: sometimes something useful comes out, but that is not the reason we are doing it