The majority of U.S. high school students don't know within 50 years when the Civil War occurred.

I think America is going to have to think through whether it wants to uplift the political dialogue or advance an approach that divides and, frankly, can lead to violence.

America somehow thinks that leadership relates to governance, and it certainly does. But society is much bigger than governance, and some of the truly great leadership of our society is outside the governance arena.

I have a long-term interest in the humanities.

I love politics, but from the sidelines.

If I'm the president, I will call in all the different political opinions to come together and to make one front to the benefit of Mexico.

We'll look to the fall and if there is a new president and a new Senate that's part of a Congress willing to change, that's the next step.

Solyndra's failure isn't a reason for the government to give up on alternative energy, any more than the failure of Pets.com during the Internet bubble means that venture capital should steer clear of tech projects.