"I believe that the Good Lord gave us a finite number of heartbeats and I'm damned if I'm going to use up mine running up and down a basketball court."

"I was always a little bit of a tinkerer, always trying to figure out how things worked."

"It suddenly struck me that that tiny pea, pretty and blue, was the Earth. I put my thumb over it and I could make the Earth disappear. I didn't feel like a giant. I felt very, very small."

"It was a surprise to me that we were able to bring back as much as we did."

"The important achievement of Apollo was demonstrating that humanity is not forever chained to this planet and our visions go rather further than that and our opportunities are unlimited."