The thing about frontiers, it allows the individuals who are best, whether they're men or women or minorities or whatever, to step to the top. So in traditional societies, old world societies, in the United Kingdom if you would; if you were born into the right stratus, the right class, you had the ability to succeed.

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?

A Masai warrior on a cellphone in the middle of Kenya has better mobile comm than President Reagan did 25 years ago.

I'm not saying we don't have our set of problems - climate crisis, species extinction, water and energy shortage - we surely do. But ultimately we knock them down.

Go and try to start your own government in the United States today and you'll be squashed very quickly.

The idea of a young thin woman who weighs 100 pounds driving herself around in a 4,000 pound SUV is laughable.

The world's biggest problems are the world's biggest business opportunities.