For one thing I tend not to see myself in various moulds that people fit me into.

The use of force to liberate people is very different from the use of force to suppress or control them, or even to defeat them.

I've met quite a few dictators up close and personal in my life.

NATO is still the most remarkable alliance in history. It stuck together through 40 years of Cold War, and it then joined together to fight in Afghanistan. In the 1980s, I would not have thought this was going to be possible.

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

I certainly think it's important to speak up and say how unacceptable Donald Trump is. I'm always more than willing to do that.

If the Arab world today looked like Tunisia, it would be a huge blow for the extreme ideologies. But Tunisia needs more support than it is getting, particularly from their close neighbors in Europe who have a great stake in North Africa.