You've got to expect things are going to go wrong. And we always need to prepare ourselves for handling the unexpected.

If you don't know who you are, a university is an expensive place to find out.

I fully expected that, by the end of the century, we would have achieved substantially more than we actually did.

All in all, for someone who was immersed in, fascinated by, and dedicated to flight, I was disappointed by the wrinkle in history that had brought me along one generation late. I had missed all the great times and adventures in flight.

Geologists have a saying - rocks remember.

I put up my thumb and it blotted out the planet Earth.

I guess we all like to be recognized not for one piece of fireworks but for the ledger of our daily work.