Age isn't as important so long as you are surrounded by people you love, doing things you passionately believe in.

I have never had an office that I work out of and work has become intertwined with my personal life.

Having a personality of caring about people is important. You can’t be a good leader unless you generally like people. That is how you bring out the best in them.

If people are jumping down people's throats all the time, in the end, they'll just shrivel up like a flower shrivels up that's not watered.

And [we hope to sell] the clean fuels to other airlines. I mean, the exciting thing about the breakthrough with clean fuels for the airline industry is there's only 1,700 pumps in the world that fill up the airlines.

I would not be able to change a sparking plug and I would not be able to fly a spaceship or build a rocket or whatever. But what I am good at doing is finding brilliant people and surrounding myself with brilliant people.

There are quite a few things I've done that even I thought might have been one step too far. But if you are willing to make a fool of yourself and make people smile, as long as you do it with a sense of fun, you can get away with it.