If there is one lesson for U.S. foreign policy from the past 10 years, it is surely that military intervention can seem simple but is in fact a complex affair with the potential for unintended consequences.

Iran is a country of 80 million people, educated and dynamic. It sits astride a crucial part of the world. It cannot be sanctioned and pressed down forever. It is the last great civilization to sit outside the global order.

I think that liberals need to grow up.

The Berlin Wall wasn't the only barrier to fall after the collapse of the Soviet Union and the end of the Cold War. Traditional barriers to the flow of money, trade, people and ideas also fell.

CNN is getting smarter, and you can feel it in the stories, you can feel it in the depth with which they're covered, the kinds of people in terms of guests who are brought on air, the way in which issues are discussed.

If a senator calls me up and asks me what should we do in Iraq, I'm happy to talk to him.

There is a huge crisis of employment in America, in the Western world in general.