The United States comes in 1945 and we basically blow the whistle.

Realism is important in foreign policy. You have to be realistic about what you can achieve, and about the pitfalls, and problems along the way, of which there are plenty. Nothing is easy. It's always rough.

Think of Europe in the 20th century. Two World Wars generated by nationalism. France, Germany, Britain fighting with each other.

Diplomacy is not merely talking somebody into something; it's talking to somebody from a position of strength. You put your power on the table to open up the conversation; that's diplomacy.

We are a new nation conceived in liberty, and dedicated to the proposition that all men are created equal. That's what makes us Americans. When we sign onto that belief, we sign onto the core American identity, and that's very deep in us.

Both the Bush people and [Barack] Obama people had no problem working with the holdovers. They weren`t out to get them.

I think that Hillary Clinton has an appreciation that American power needs to be put in the service of American values, which is an American tradition and a pretty good one, and I think she was willing to do that.