I'm an avowed centrist, and I believe that - centrism is often - it's almost the wrong word to use, because it's often seen as sort of splitting the difference between right and left.

I still think the world is better off and safer without Saddam Hussein.

Examine the legacy that we inherited and what we did. We had boom-and-bust economics and a doubled national debt.

My view is that we're entering into a situation of enormous instability, insecurity, fragility.

If you're interested in politics and you're not following it, then it's a little bizarre.

Climate change is probably the greatest long-term challenge facing the human race.

What the commission that myself and Leon Panetta is trying to do is analyze this in two respects. First of all, what's the right military response and security response?