Obviously Iran is a very large problem. It's hard to decide what the number one issue [is], but that is a very threatening problem.

I have certain issues. I support women candidates, but I cannot support a woman that I don't believe in. I would prefer to vote for a man who believes in choice than a woman who is pro-life. We have to be able to make distinctions and not look as though we are not feminist enough if we don't support every woman. We need to have that kind of a choice.

I teach at Georgetown, and I see that the students have so many different interests. The main thing is to match your passion with your knowledge, because you can't just be passionate without knowing the facts, and facts are really boring without passion.

People are finding it harder and harder to relate to foreign policy.

Glass ceilings have been broken, but more have to be broken.

I felt that America's duty was not to try to do everything itself, but to foster a sense of commitment that would bring out the best in every country.

I have always seen the United States as a force of good. And I have learned that there is the idealistic part about what we can do at the U.N. and there is a doable part. And I have learned what is more doable.