By helping us to be more productive, technology lets us to spend less time focusing on survival, and more on solving other challenges.

I spend a lot of time reading.

For one thing, there's an essential human factor in every business endeavor. It doesn't matter if you have a perfect product, production plan and marketing pitch; you'll still need the right people to lead and implement those plans.

The world today has 6.8 billion people...that's headed up to about 9 billion. If we do a really great job on vaccines, health care, reproductive health services, we could lower that by perhaps 10 to 15 percent.

We need to look at less obvious paths, things like the wind in the jet stream, which is very high up. The material science of what type of kite string you would need to connect up to that. That's still at the basic research level.

I'll get to see many disease eradications. and we're seeing a lot of progress.

Antitrust is the way that the government promotes markets when there are market failures. It has nothing to do with the idea of free information.