Odd how often blood is shed to obtain freedom from those in power. Oppressors must be the most insecure people in the world.

If it's a new planet, sign me up. I'm tired of driving around the block, boldly going where hundreds have gone before in orbit around earth-give me a place to go and I'll go.

I don't want to go back into space for military reasons, but the economic driver still remains. And so it's a matter of people understanding how that economic driver is revealed with healthy investments on the space frontier.

We are not figuratively, but literally stardust.

Most science fiction is about tomorrow, a tomorrow brought to you by innovations in science and technology, and China was worried that if they just have everybody learning what is, they're not going to be in a position to invent a tomorrow because their brain isn't even wired to go in that direction.

I look up at the night sky, and I know that, yes, we are part of this Universe, we are in this Universe, but perhaps more important than both of those facts is that the Universe is in us. When I reflect on that fact, I look up — many people feel small, because they’re small and the Universe is big, but I feel big, because my atoms came from those stars.

You get to say that the Earth is flat because we live in a country that guarantees your free speech. But it's not a country that guarantees that anything you say is correct.