Diplomacy, if properly practiced, is not just talking for the sake of talking.

We need a common enemy to unite us.

We need to fight protectionism with everything that we have because when there's a level playing field and when you have open markets and when free trade is flourishing, American workers, American farmers, Americans are going to benefit.

There's no greater challenge and there is no greater honor than to be in public service.

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.

I remember classes in college where the professor was espousing certain theories about how blacks were inherently less intelligent. But I learned a long time ago to give people the benefit of the doubt, not to assume that somebody was reacting to you because of race.

I'm very proud that President [George W.] Bush took on AIDS relief. It was the largest single response by any country to a major international health crisis, and there are millions of people who are alive today in Africa and other developing countries because of that program.