People are interested in science, but they don't always know they're interested in science, and so I try to find a way to get them interested.

You shouldn't be afraid of science. Accepting the reality of nature makes life more exciting and even more precious.

The ultimate goal of physicists is to arrive at an equation that explains everything and could fit on a t-shirt. That may happen but the t-shirt would have to be 10-dimensional.

Teaching and writing, to me, is really just seduction; you go to where people are and you find something that they're interested in and you try and use that to convince them that they should be interested in what you have to say.

Every atom in your body came from a star that exploded. And the atoms in your left hand probably came from a different star than your right hand. It really is the most poetic thing I know about physics: you are all stardust.

Whatever the evolutionary basis of religion, the xenophobia it now generates is clearly maladaptive.

It really is the most poetic thing I know about physics: you are all stardust.