We're highly social animals - I'm told by scientists that what makes us different from other animals is an acute social awareness, which is what has made us so successful.

I wouldn't live in California. All that sun makes you sterile.

I have thought about punching people out. Sometimes, I've thought, 'Why don't I just act on that impulse?' But then, I've never hit anybody in anger. Hey! I've never hit anybody for fun.

My relationship with science is as someone who's curious and hungry to know, hungry to understand. So all I have to offer is my ignorance and my curiosity, which is a good combination, as long as they come together.

It's too bad I'm not as wonderful a person as people say I am, because the world could use a few people like that.

Laugh at yourself, but don't ever aim your doubt at yourself.

I play tennis non-obsessively. I seem to beat people I play a lot or half the time, so I guess I gravitate to people who are as bad as I am.