An expert is someone who can tell you exactly how it can't be done.

The price to generate a megawatt or a gigawatt of energy is coming down year after year. We're learning how to print it, make it more efficient.

If you give people unlimited time and money, they'll do things the same old way. But if they have to achieve the goal in a brief time, they'll either give up or try something new.

Technology is a resource-liberating force!

Large companies and government agencies have a lot to protect and therefore are not willing to take big risks. A large company taking a risk can threaten its stock price. A government agency taking a risk can threaten congressional investigation.

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?

You need to be a little crazy to change the world, and you can’t really fake it.