Dopamine is a chemical released in your brain and your body when you sleep that paralyzes your body so you don't act out your dreams.

Sex and pizza, they say, are similar. When it's good, it's good. When it's bad, you get it on your shirt.

I performed for the U.S. troops in Guantanamo Bay. And signed autographs for people who've been gone from America for so long they didn't realize that I'm not famous.

I try to think up material that might apply to the subjects they are studying. How many mitochondria does it take to power a cell? One. Because mitochondria are the powerhouse of the cell. Not ready for prime time, that one.

...And so we go and I meet his parents. And it's a very strange thing meeting your girlfriend's boyfriend's parents for the first time. Part of you is angry for obvious reasons and part of you still wants to make a good impression. On a side note, they seemed in perfect health.

I couldn't recommend more that people put themselves in a situation where they can see a lot of work that they admire, and for free.

Failure's hard. There's no way around. Bombing on stage never feels great. You feel judged, you feel alone. But then when your performance works, it's transcendent.