The Arab world had a big problem of frankly venal elites. That is why these revolutions happen, because people didn't think the opportunities were being shared fairly.

The thing you have to remember is, oil and gas are commodities, and the more we use them the more the price goes up, like any commodity. Solar, wind - they are technologies, so the more you use them, the more the price goes down.

C'mon kids! Wake up and smell the CO2! Take over your administration building, occupy your university president's office, or storm in on the next meeting of your college's board of trustees until they agree to make your school carbon neutral.

Obviously China is clearly taking the lead in some areas, but when it comes to the most advanced innovation, it's still America.

We've gone from thinking the fuels that powered our growth were inexpensive, inexhaustible and benign to understanding they are exhaustible, expensive and toxic. Once you frame the problem that way, people will look at solutions differently.

My mother-in-law says if you want to live like a Republican, vote like a Democrat. That if you are a part of the group that is doing well in this system, you owe it to yourself and to others to look out for them and make sure you are always building a ladder for others to join you.

America is interested in change and reform in the Middle East but in a stable way.