Curiosity is the essence of human existence.

I was a child of World War Two . I saw films of pilots taking off from aircraft carriers and decided that was the only thing I wanted to do. And it had to be flying from sea carriers. Airfields were not enough.

Neil Armstrong was probably one of the most human guys I've ever known in my life.

If you begin to think you're something you're not, you're looking in the wrong mirror.

We leave as we came, and, God willing, as we shall return, with peace and hope for all mankind.

Here I am at the turn of the millennium and I'm still the last man to have walked on the moon, somewhat disappointing. It says more about what we have not done than about what we have done.

People try to typecast astronauts as heroic and superhuman. We're only human beings.