"It's a great thing to be a part of. It's a great thing for our country."

"It's a brilliant surface in that sunlight. The horizon seems quite close to you because the curvature is so much more pronounced than here on earth."

"I don't believe in the Tooth Fairy, but I do believe in Santa Claus and the Easter Bunny."

"The single observation I would offer for your consideration is that some things are beyond your control. You can lose your health to illness or accident. You can lose your wealth to all manner of unpr…"

"I believe that every human has a finite number of heartbeats. I don't intend to waste any of mine running around doing exercises."