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.

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

If someone is always to blame, if every time something goes wrong someone has to be punished, people quickly stop taking risks. Without risks, there can't be breakthroughs.

Technology is a resource-liberating force!

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

You've got to choose your horse ahead of time. So, if you're interested in water technology, energy technology, you get to choose between the three or four companies that you have insight into. And you have to make a bet on them before they prove anything out.

Eight billion people will have Internet access by 2020.