Zero G and I feel fine.

We used to joke about canned men, putting people in a can and seeing how far you can send them and bring them back. That's not the purpose of this program... Space is a laboratory, and we go into it to work and learn the new.

We (the DOE) are poisoning our people in the name of national security.

This is a day we have managed to avoid for a quarter of a century. We've talked about it before and speculated about it, and it finally has occurred. We hoped we could push this day back forever.

That whole day [ of the space flight] is very vividly impressed on my memory because it was such a new experience. We hadn't done that before. And then I've recalled it so often since then I think that it's a - it's remained very vivid over the past 50 years, seems to me like about a week or two instead of 50 years.

I think a mentor gets a lot of satisfaction in a couple of ways. They're doing something constructive, so they feel good about that. And when they see the results of this, with the young people they're working with, it's very, very rewarding.

I was sold on flying as soon as I had a taste for it.