I think if you had a capital-gains system where the long, patient capital would actually be rewarded, nanosecond capital turning would not be.

I think we need to do much more with our tech companies to prevent ISIS and their operatives from being able to use the Internet to radicalize, even direct people in America and Europe and elsewhere.

We finally need to pass a prohibition on anyone who's on the terrorist watch list from being able to buy a gun in America. If you're too dangerous to fly, you are too dangerous to buy a gun.

The first step is to take weapons off the streets and to put more police on them.

I don't have any comment on who the people of Russia choose to be their leaders.

I think it's understandable that when questions are raised, people maybe are thinking about them and wondering about them, but I have every confidence that during the course of this campaign, people are going to know who will fight for them, who will be there when they need them, and that's the kind of person I am and that's what I will do, not only in a campaign but as president.

I learned some valuable lessons about the legislative process, the importance of bipartisan cooperation and the wisdom of taking small steps to get a big job done.