Space is not a two-year objective. It used to be, in the early '60's, we had this eye candy of Mercury and Gemini and Apollo and every year we would do something more and more and it met those needs. But the easy stuff has been done.

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.

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.

In 1980, during my sophomore year at MIT, I realized that the school didn't have a student space organization. I made posters for a group I called Students for the Exploration and Development of Space and put them up all over campus. Thirty-five people showed up. It was the first thing I ever organized, and it took off!

We live in a world bathed in 5,000 times more energy than we consume as a species in the year, in the form of solar energy.