The quality of your life is a function of who you go through life with.

Humans are the worst control system to put in front of a car.

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.

I founded a launch company called International Microspace when I graduated medical school in 1989. We were trying to build a microsatellite launcher.

I have the general philosophy of creating the future you want to see.

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.

Back in 2007, I had the opportunity to meet Professor Stephen Hawking through the X PRIZE Foundation. In my first conversation with him I learned that he was passionate about flying into space someday.