We'll keep guessing at what it might be that he's hiding. But I think the question is, were Donald Trump ever to get near the White House, what would be those conflicts?

I've tried to be very specific about what we can and should do.

I have a number of proposals how to tackle this issue of self radicalization. I would set up a team exclusively dedicated to detecting and preventing lone wolf attacks.

If everybody's watching, you know, all of the back room discussions and the deals, you know, then people get a little nervous, to say the least. So, you need both a public and a private position.

A vote in 2002 is not a plan to defeat ISIS.

We're kind of in the wild west, and, you know, it would be very difficult to run for president without raising a huge amount of money and without having other people supporting you because your opponent will have their supporters.

It wasn't until 1998 that I ever seriously thought about running for office. And I didn't make up my mind to do that until 1999, and then I ran for the Senate. It was really hard for me.