We've got to get back to a sense of an American identity, and that identity is not nationality or religion or ethnicity. It is a particular idea, and that idea is that you should live in liberty and you should be able to pursue happiness.

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.

My parents elected me president of the family when I was 4. We actually had an election every year and I always won. I'm an only child, and I could count on my mother's vote.

Education is transformational. It changes lives. That is why people work so hard to become educated and why education has always been the key to the American Dream, the force that erases arbitrary divisions of race and class and culture and unlocks every person's God-given potential.

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.

It hasn't yet materialized that I went into sports management, but I haven't ruled it out yet, either. I only half-jokingly remarked that I'd love to be the commissioner of the NFL. But as I recently told current Commissioner Roger Goodell, that job looked a lot more appealing when I was struggling with the Russians and the Iranians everyday.

The United States has no credible evidence that Iraq moved weapons of mass destruction into Syria early last year before the U.S.-led war that drove Saddam Hussein from power.