“Why nature is mathematical is, again, a mystery.”

The highest forms of understanding we can achieve are laughter and human compassion.

But there is nothing in biology yet found that indicates the inevitability of death.

A philosopher once said, It is necessary for the very existence of science that the same conditions always produce the same results. Well, they don’t!

I couldn’t claim that I was smarter than sixty-five other guys-but the average of sixty-five other guys, certainly!

Science is a way of trying not to fool yourself. The principle is that you must not fool yourself, and you are the easiest person to fool.

It doesn’t matter how beautiful your theory is, it doesn’t matter how smart you are. If it doesn’t agree with experiment, it’s wrong.

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

I’d hate to die twice. It’s so boring.

I a universe of atoms, an atom in the universe.

Nature has a great simplicity and therefore a great beauty

I don’t feel frightened by not knowing things, by being lost in a mysterious universe without any purpose, which is the way it really is, as far as I can tell. Possibly. It doesn’t frighten me.

You see, I get so much fun out of thinking that I don’t want to destroy this pleasant machine that makes life such a big kick.

To every man is given the key to the gates of heaven. The same key opens the gates of hell.

Philosophers say a great deal about what is absolutely necessary for science, and it is always, so far as one can see, rather naive, and probably wrong.

Nature uses only the longest threads to weave her patterns, so each small piece of her fabric reveals the organization of the entire tapestry.

I think nature’s imagination Is so much greater than man’s, she’s never going to let us relax