Did the Pilgrims on the Mayflower sit around Plymouth Rock waiting for a return trip? They came here to settle. And that's what we should be doing on Mars. When you go to Mars, you need to have made the decision that you're there permanently. The more people we have there, the more it can become a sustaining environment. Except for very rare exceptions, the people who go to Mars shouldn't be coming back. Once you get on the surface, you're there.

My Sunday mornings are spent in a recovery meeting in Pacific Palisades.

I think humans will reach Mars, and I would like to see it happen in my lifetime.

I grew up in a country that I thought was special. And it was.

Somebody would think I was trying to get favored treatment because my ancestors had the name Moon. And that's a joke.

I shot down two airplanes in Korea, so I wasn't a slouch.

The big companies are the private industry. But they're faced with a short-term need to show a profit in short-term.