When you're in government, of course, you have protection and you have people who are looking out for your wellbeing, but you can't live in a state of fear. If you do, you're not going to do your job very well and you're going to give yourself high blood pressure, which probably isn't worth it.

So I think, if September 11 taught us anything, it taught us that we're vulnerable, and vulnerable in ways that we didn't fully understand.

Hillary Clinton is somebody of great intelligence. She is somebody who really loves this country, who speaks forcefully and well for American interests and values.

I think America is still a bright, shining city on the hill - not because we're perfect but because we struggle in our imperfections every day.

There clearly are contacts between al Qaeda and Iraq that can be documented; there clearly is testimony that some of the contacts have been important contacts and that there's a relationship here

Power is nothing unless you can turn it into influence.

The most important lesson I think I could impart is don't let anyone determine what your horizons are going to be. You get to determine those yourself. The only limitations are whatever particular talents you happen to have and how hard you're willing to work. And if you let others define who you ought to be, or what you ought to be because they put you in a category, they see your race, they see your gender and they put you in a category. You shouldn't let that happen.