I forgot to shake hands and be friendly. It was an important lesson about leadership.

We at Chrysler borrow money the old-fashioned way. We pay it back.

I always go back to Harry Truman: Should we drop an atomic bomb to save 100,000 lives? That's a hell of a decision to make. Did he make that decision by himself? No, he had advisers.

Trouble shared is trouble halved.

I wish that I was one of those kids who grew up saying I always wanted to be an astronaut and was really good at science and math. But that wasn't really the case. I always liked it, but I never believed I was one of the smart kids.

When I run, I think about everything: physics, family problems, plans for the weekend. I haven't made any big discoveries on a run, but it does give me time to think through problems. Some solutions are obvious, but they are only obvious when you are relaxed enough to find them.

I say the sweet science is to understand not only how to fight coming forward, how to be a big puncher, but also understand, if you run into a guy who can take your punch for the first time, how to react.

Millions of people were inspired by the Apollo Program. I was five years old when I watched Apollo 11 unfold on television, and without any doubt it was a big contributor to my passions for science, engineering, and exploration.