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.

Kids are born curious about the world. What adults primarily do in the presence of kids is unwittingly thwart the curiosity of children.

A state of negative energy means that you are essentially getting something for nothing.

I think I'm misunderstood when I post these comments about films. So here is Kate Winslet sitting on - you know, laying on this plank. This ship is down. She let her boyfriend drown. They didn't even try a second time to get him to float on that with her. So I'm angry by that. I think...

If you look at the history of unexplained phenomena that was first explained by spiritual, mystical forces, the track record is not very good for the mystical, magical explanations to survive against more quote "mundane" physical explanations.

If you get asteroids about a kilometer in size, those are large enough and carry enough energy into our system to disrupt transportation, communication, the food chains, and that can be a really bad day on Earth.

People put clips of me up. There are quotes from me. I've written books, of course. I'm on Twitter. There are dozens of ways to consume my offerings, and a lecture in a large venue is really only just one of them. So I have no concerns about how much access people would have to me no matter what is the capacity of your pocketbook.