True disruption means threatening your existing product line and your past investments. Breakthrough products disrupt current lines of businesses.

My childhood dreams were focused on being part of the effort to make humanity a multiplanetary species.

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.

Super-ambitious goals tend to be unifying and energizing to people; but only if they believe there's a chance of success.

If you stop and you think about everything we hold of value on this planet, metal, minerals, energy, real estate, the things that nations fight wars over. These things are in near infinite quantities out there.

It's sad that the U.S. government doesn't fund risky research anymore.

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