China, in the future, is going to have even more nuclear capability than it has had in the past. I don't believe that they have anything to fear from the United States, and I frankly don't believe they do fear the United States.

China, in the future, is going to have even more nuclear capability than it has had in the past. I don't believe that they have anything to fear from the United States, and I frankly don't believe they do fear the United States.

I can't predict the future.

It's wonderful that so many people want to contribute to fighting aids or malaria. But, if somebody isn't paying attention to the overall health system in the country, a whole lot of money can be wasted.

Someone once said that history has more imagination than all the scenario writers in the Pentagon, and we have a lot of scenario writers here. No one ever wrote a scenario for commercial airliners crashing into the World Trade Center.

I told my father I had to try political science for a year. He thought I was throwing my life away.

One of the things that ultimately led me to leave mathematics and go into political science was thinking I could prevent nuclear war.

That sense of what happened in Europe in World War II has shaped a lot of my views.

We did not go to war in Afghanistan or in Iraq to, quote, 'impose democracy.' We went to war in both places because we saw those regimes as a threat to the United States.

I mean, we're going to probably debate the Iraq war for at least as long as I'm alive.