It's painful for me to watch someone who isn't funny. It's horrifying to sit in the back and watch some guy who just totally sucks.

If I could make the same amount of money doing standup it would be no contest. The problem is that if you do make that kind of money doing standup, it's not in clubs, it's in big auditoriums and large venues, and I really think something is lost when you do standup for a big crowd.

I had a sense of who I was before I got famous.

We're constantly re-evaluating the potential for life. We're finding it where we didn't think it could exist, such as volcanic vents and other extreme conditions like under arctic ice. We're finding life in these incredibly harsh and dynamic conditions, so we're having to re-evaluate our own ideas of what's possible on this planet alone.

I'm a huge Groucho fan. There were some great comic minds that would transfer into any generation, and Groucho is certainly one of them.

Any comic like myself owes everything he has to Lenny Bruce. He was the originator. The godfather of uncensored American stand-up is clearly Lenny Bruce.

Your body's really only meant to compete at the highest levels of combat sports for a few years.