We must be authors of the history of our age.

We went to the same college so I know [Hillary Clinton's] study habits, but when she was first lady of Arkansas, she did a lot of things already for children, and she was head of the Children's Defense Fund, and that's how I first heard her or met her, she was very very involved in really a very important social program to do something about children and women and education.

But I do not believe that the world would be entirely different if there were more women leaders. Maybe if everybody in leadership was a woman, you might not get into the conflicts in the first place. But if you watch the women who have made it to the top, they haven't exactly been non-aggressive - including me.

It takes more than one dove to make peace in the Middle East.

A lot of people think international relations is like a game of chess. But it's not a game of chess, where people sit quietly, thinking out their strategy, taking their time between moves. It's more like a game of billiards, with a bunch of balls clustered together.

I am the only high-ranking U.S. official to ever meet with Kim Jong-il, and we are the same height and both wear high heels.

China is in its own category - too big to ignore, too repressive to embrace, difficult to influence, and very, very proud.