The thing that's really important to understand is, the last thing an empire traditionally does is drive itself into bankruptcy. You've seen that with the great empires.

Three-quarters of the flags, borders and anthems sitting at the U.N. today were not there 60 some-odd years ago.

Ask your friends how many stars will be in the U.S. flag in 50 years? And the reason why that's a reasonable question is because there has never been a President of the United States who's been buried under the same flag he was born under.

The thing that keeps me most awake is the desire and curiosity to learn more.

As from the 1970's onward, digital code started to drive the global economy, now life code is beginning to be the fundamental driver of the global economy over the next 10, 20, 30 years.

When you brought the digital revolution in, all of a sudden, you could build a country like Singapore and take that country, which had the income per capita of Ghana in 1965, and make it something similar to the United States in one generation.

It's such an extraordinary time to be alive that you just don't want to miss it. I mean, it's a really neat historical period.