Levity is the lubricant of a crisis. We resort to jokes, pranks and good natured kidding to relieve tension, stress and boredom.

I played English football - soccer - instead of American football, because we couldn't afford the equipment.

Another real problem was over putting our helmets on for re-entry, because we all had severe head colds. They couldn't come up there and make us. Houston, you have a problem!

I've always thought space station is a great name. It should be like a gas station where we go for service and supplies before heading further out

Feeling weightless... it's so many things together. A feeling of pride, of healthy solitude, of dignified freedom from everything that's dirty, sticky. You feel exquisitely comfortable... and you feel you have so much energy, such an urge to do things, such an ability to do things. And you work well, yes, you think well, without sweat, without difficulty as if the biblical curse in the sweat of thy face and in sorrow no longer exists, As if you've been born again.

You don't raise heroes, you raise sons. And if you treat them like sons, they'll turn out to be heroes, even if it's just in your own eyes.

He who commands an Apollo flight will not command a second one