“You do what you can for as long as you can, and when you finally can't, you do the next best thing. You back up but you don't give up.”

“I was always afraid of dying. Always. It was my fear that made me learn everything I could about my airplane and my emergency equipment, and kept me flying respectful of my machine and always alert in the cockpit.”

“You don't concentrate on risks. You concentrate on results. No risk is too great to prevent the necessary job from getting done.”

“You do what you can for as long as you can, and when you finally can't, you do the next best thing. You back up but you don't give up.”

“In 1966, NASA took over in space, and it has been a bureaucratic mess ever since.”

“The secret of my success is that I always managed to live to fly another day.”