You know, since the 6th century, Sunni and Shia have been fighting.

To put all of your eggs in one basket is silly.

I've heard a lot of nasty rhetoric about the president. We're going to kick your rear end out of the White House and stuff. That's just not the way I behave.

I would only go to Syria to destroy ISIS. I would not use U.S. troops to depose Assad. But I would support the rebels there. It's okay to support those people who share your view. But for the United States to be embroiled in a civil war in Syria against [Bashr] Assad I think is a big mistake.

Any politician who is not a unifier is not somebody that I want to be for.

I was a member of the Armed Services Committee for 18 years. I spent a big chunk of my life studying national security issues and our role in the world.

A lot of politicians now, here's what they're worried about. If you're a Democrat you're worried about your base on the left, and if you're a Republican you're worried about your base on the right.