Some of the wives didn't keep up with the program. It started breaking apart during the Apollo days.
He who commands an Apollo flight will not command a second one
After the Apollo 1 crew was lost, we said that we wore a black armband for a few weeks, and we wear it in our hearts forever.
Apollo was just too big, like flying a big transport airplane, which fighter pilots don't really revere. Gemini was just about the right size.
Apollo was a big, unwieldy vehicle. I had a problem with the flight controllers over that. It would try to fare its way like an airplane.
A little levity is appropriate in a dangerous trade.