And to live without risk for me would have been tantamount to death.

[A difficult childhood gave me] a kind of cocky confidence. ... I could never have so little that I hadn't had less. It took away my fear.

I'd have given my right eye to be an astronaut.

In the case of an airplane, speed is determined by the outcome of the conflict between thrust of the power and drag of the plane. So it also is with humans.

Capacity never lacks opportunity. It cannot remain undiscovered because it is sought by too many anxious to use it.

I can cure your men of walking off the [flight] program. Let's put on the girls.

And to live without risk for me would have been tantamount to death.