I'm not an educator ... I'm a learner.

If you're using first-class land for biofuels, then you're competing with the growing of food. And so you're actually spiking food prices by moving energy production into agriculture.

By 2018, an estimated 63 percent of all new U.S. jobs will require workers with an education beyond high school. For our young people to get those jobs, they first need to graduate from high school ready to start a postsecondary education.

I do normal kind of contributions, particularly for people who are going over to Africa and help highlighting global health, and that's tended to be pretty bipartisan in nature because of the coalition there exists fortunately around these global health issues. But I don't think my backing, putting a lot of money into political contributions is a way I'm going to try and help improve the world.

China and the U.S. need each other very badly. Yes, we should argue about some things, but it's not an 'us versus them,' it's an 'us and them' type scenario.

If you take from the most wealthy and give to the least wealthy, it's good. It tries to balance out.

I was a kind of hyper-intense person in my twenties and very impatient.