Each test pilot I know considers him, or herself, now that there are women, to be the very best. It's very demeaning to step down the ladder once in a while

I don't go along with going to Moon first to build a launch pad to go to Mars. We should go to Mars from Earth orbit. We have already been to the Moon; we've already practiced.

Kennedy had made a mess in Cuba at the Bay of Pigs. He had to do something to look good. The Apollo program of going to the Moon was quite a goal.

I left Earth three times and found no other place to go. Please take care of Spaceship Earth.

Levity is the lubricant of a crisis. We resort to jokes, pranks and good natured kidding to relieve tension, stress and boredom.

I've always thought space station is a great name. It should be like a gas station where we go for service and supplies before heading further out

A little levity is appropriate in a dangerous trade.

We spent a lot of time in simulators. We were going to do it right.

Kids today don't want to get married. Too many of their friends have been married and divorced already. They just don't believe in it

Apollo was a big, unwieldy vehicle. I had a problem with the flight controllers over that. It would try to fare its way like an airplane.

He who commands an Apollo flight will not command a second one

Evolution is constant. Evolving better is individual’s conscience.

Science has made many advances in my lifetime, but the instrument has yet to be invented that can see clearly into the marriage of a man and a woman.

He was bolder in the daylight-most men are.

Our safety is not in blindness, but in facing our dangers.

You dig in and you find something.

Science never cheered up anyone. The truth about the human situation is just too awful.

Produce as many ideas as possible. Try to produce unlikely ideas.

I really get motivated when I have doubters.

I do not believe in a personal God.

But for what purpose was the earth formed?" asked Candide. "To drive us mad," replied Martin.