There is nothing better than being in a classroom with really, really brilliant students, and opening up new worlds to them. That's what I love doing.

The moral case is, people say, "Oh they're not ready for democracy," but that's something someone who lives in a democracy would say about someone who doesn't live in a democracy. Well, if democracy is the highest form of human potential, then it can't be true for us and not for them. But, the practical case is democracies don't invade their neighbors. Democracies don't traffic in child soldiers. Democracies don't harbor terrorists as a state policy. So there's a reason to have more democratic states.

If you cannot allow people to do their jobs ... nobody with substance and creativity will work for you.

The quicker we get about the business of reducing our reliance on oil the better.

Well, I didn't feel that I could do justice to this story of my parents and their generation, and all that they did to make it possible for me to be who I am, if I sort of just put it at the beginning of a book about my last eight years in foreign policy.

I firmly believe you never should spend your time being the former anything.

Ultimately, we didn't go to Germany to create a democracy. We went to overthrow Adolf Hitler. But once a democracy was there, Germany was a much bigger supporter of and help to our national interests, both economic and security than had ever been before.