I gotta keep busy. I'm not happy unless I'm working on two, three things.
Alan Shepard
You've done it in the simulator so many times, you don't have a real sense of being excited when the flight is going on. You're excited before, but as soon as the liftoff occurs, you are busy doing what you have to do.
Alex Trebek
When you're in your 30s and actively pursuing a career and a home life, a wife and children, you're busy doing as opposed to busy thinking. As you get older, even as you don't have as much time, I think you tend to think more and reflect more on what is happening in your own life.