You know, it's trying to put toothpaste back in the tube. Not only are there a lot of outsiders intervening but this also involves a vicious internal war. There are many who believe the Alawites will fight to the death because they believe that, should they lose power, the majority would take, would show no compassion for them. They ruled that country for a long time, ruthlessly. It is a vicious civil war that makes one want to cry every day.

Nobody wants anybody who's radical, who wants to move in here to be able to gain access. I said we should take a pause on these Syrian migrants. And I believe we should do that.

Libya was a terrible mistake. You know, frankly, that's something that people ought to be thinking about in regard to Hillary [Clinton]. You know, they talk about Benghazi, which is very legitimate. Of course it is. But we should never have deposed [Muamar] Gaddafi. That was a terrible mistake.

Here is the thing about Donald Trump. Donald Trump is hitting a nerve in this country.

No one ever expect me to get in the race. They didn't think I would get on the debate stage. I did. They didn't think I'd do well in New Hampshire. I finished second. And so we went to South Carolina. In a short period of time later, two weeks ago people in South Carolina had no clue who I was.

I don't look at polls, I pay no attention to them. I pay attention to the public, and the sense of where the public is on certain things, but you have to lead.

I was the chairman of the Budget Committee and the lead architect the last time it happened in Washington, and when we did it we had great economic growth, we cut taxes, and we had a big surplus.