It's not fear that keeps me up. I mean, every generation has thought, this is the worst generation; the world's going to hell in a hand basket. The reality is, people are living longer, and they're living better.

There is a massive ecosystem that has to get built that looks like a biosphere. And the various parts of that biosphere better be there.

If you depend on a single industry, if you don't continuously upgrade it, if that industry is not producing real wealth, if it's simply shuffling paper from here to here in a very efficient manner sometimes, that's not enough and that's not where you begin to get the rest of your jobs.

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.

The U.S. started with no stars. In fact, it started with a completely different flag. The last two were added in 1959, Hawaii and Alaska.

Real estate prices are way out of whack with what people earn.

It's important to begin to even consider whether countries can become something that looks very different because people tend to take their countries for granted.