I don't know how anybody gets better at anything aside from doing it.

If you have Darwin, Christ and Nietzsche, they're all going to talk at once. You need somebody who listens.

Our human nature is exactly the same as it was 500 years ago, let alone five years ago.

You can go through life and actually speak your mind and do it in an articulate fashion and with a really intelligent point of view.

It seems unlikely that we're alone in the universe. But I'm pretty sure nobody's hiding any contact.

If my work was good enough, I would never have to do publicity.

Our country was founded on a distrust of government. Our founding fathers gave power to the people to keep an eye on government. So when politicians say, 'Trust me,' they're actually being very un-American.