I don't think that anybody could have predicted that these people would take an airplane and slam it into the World Trade Center, take another one and slam it into the Pentagon, that they would try to use an airplane as a missile.

But the truth of the matter is, we're an open society, we want to remain an open society, and there will continue to be vulnerability. That's why we have to meet the threats when they are not yet taking place on our territory and on our soil.

We're all products of our environment, and I suspect that strength of will - the feeling, "I'm going to be able to do whatever you put in front of me" - is honed in an environment where not everything is easy. Ironically, growing up in that environment, you don't have a sense of aggrievement or entitlement. You just have a sense of overcoming.

I certainly think that the world views the United States as a place to be respected. All over the world our values are respected; who we are, a place that you can come and come from modest circumstances to great things, that's respected.

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.

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

As Americans we like to believe that we're loved in international politics or that people like what we're doing. But we also recognize that we have an extraordinary responsibility to do what we think is right, and that sometimes what we do is not very popular.