"Don't tell me that man doesn't belong out there. Man belongs wherever he wants to go — and he'll do plenty well when he gets there."

"My father was a sportsman and a hunter, and he taught me to shoot when I was very young. I was always interested in what made things go."

"I don't think there's any limit to what we can achieve in space."

"My conscience is clear. I only ever wanted to go to the moon."

"I am a firm believer in the power of the human spirit."