We had the clip of [Donald] Trump saying: I'm not president of the globe. I'm president of the United States.[Ronald] Reagan would have never said that. [Dwight] Eisenhower would have never said that, because he would have said, yes, I'm president of the United States, but it's in our interests to be securing a world order.

To me, the fundamental thing - well, I guess I see a lot of people debating in the wrong way. A lot of the debate is, should we go to the coasts, should we go to the center, should we go to the left, should we go to the right?

Drones are sort of the perfect weapon for a country that doesn't want to go to war. It only - there's no fingerprint. There's no direct involvement. There's human beings killed on the other end. You never see them. You don't have to worry about them. You don't have to meet their widows. It's sort of an antiseptic warfare.

[Hillary] Clinton is much more embracing of the global economy and the international world order. [Ben] Sanders and [Scott] Warren are much less so.

I think an increasing number of Republicans are perplexed and actually nervous about Donald Trump and Russia, nervous in the sense that he is gratuitously giving Democrats the national security advantage, that they're standing up for the country.

The person you're choosing is going to be 90 feet down the hall for four years. That's a pretty intimate and close relationship, and it better be somebody you're comfortable with, you like, you trust, you look forward to seeing, not someone you're coming up with creative ideas on how to avoid.

I do think what the Tea Party also had was Obamacare and the unpopularity of that, at least at the time. And so whether there is something that is equally unpopular and equally galvanizing that is almost self-destructive from the administration, that's another factor that we will wait and see.