The political graveyards are full of people who don't respond.

Everywhere that Americans spread off the Eastern seaboard, heading west across this country, they put up the schoolhouse first, hired a schoolteacher, and put all the kids in school.

If people like Edison had waited to make every - or Ben Franklin or some of those people had waited to solve every problem on Earth before they did their research or before they were curious about doing something new, we'd never have made a lot of the progress we have.

You can't relive your life.

I liked flying, when I got into it, loved it. And I found I was very good at it. I'm not modest about the fact that I was a good pilot.

We had 83 different space research projects on my last space flight in '98, and they covered the whole gamut.

Just to continue a space program because it's a space program? No, I don't think we have an obligation for that.

We're not up there in space just to joyride around. We're up there to do things that are of value to everybody right here on Earth.

I wouldn't oppose a women's astronaut training program; I just see no requirement for it.

In the old days, the Soviets were using space as a selling point for communism.