Claire McCaskill: “I think that's an important marker that we need to put down.”

This is never a referendum. Presidential elections, by the time they run around, is always, 'well, who do you like slightly better than the two you don't like?' So it is a binary choice.

There is an over-classification problem, and I was surprised Secretary Gates didn't mention it.

The culture wars? I've got to tell you, this time around, bring it, because I think that Democrats want to talk about abortion, and they want to talk about guns.

I have won when the polls said I couldn't and I have lost when the polls said I would win, so I am not a big believer in all of the horse race stuff.