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.

Until African-Americans and Hispanics can get serious, not just about area studies, which are important, but also about science and technology, they're not going to generate that wealth and that job within those communities. And that has absolutely devastating consequences for the places where people live, for the jobs and for the wealth.

It's not going to surprise me if our kids end up running on the beach in Florida when they're 100 years old on regrown body parts with a much higher quality of life than we can begin to imagine.

I think we're going to move from a Homo sapiens into a Homo evolutis: ... a hominid that takes direct and deliberate control over the evolution of his species, her species and other species.

New York City is a fascinating place because it's very good at using the energy in attracting some of the best and the brightest from everywhere.

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

The definition of who's literate and who's not keeps changing. So, in Neanderthal times, if you painted on a cave wall, that was enough to transmit how you hunt, how you eat, how you cook, how you dress, and we can read about that.