If the risk is fully aligned with your purpose and mission, then it's worth considering.

I became very much, if I have to describe myself, I'm sort of a Libertarian Capitalist, and I was looking for, what's the economic engine that's going to drive us into space?

We are not going to stop here on planet Earth. We're going to move out to other planetary bodies.

The best way to become a billionaire is to help a billion people.

More than ever before in history, individuals can now band together to solve grand challenges. We face enormous problems, but we 'as individuals' have enormous power to solve them.

You have to ask yourself the question, do you have the smartest people in the world working for your company? And if you do, you're lucky. But if you don't, put up the incentive. And have someone who is absolutely brilliant who's a 22-year old in India who says what about this way? And who revolutionizes the way you do business.

If you stop and you think about everything we hold of value on this planet, metal, minerals, energy, real estate, the things that nations fight wars over. These things are in near infinite quantities out there.