A very good friend of mine spent a fair amount of time doing postmortems and met with a number of the senior folks on the Romney campaign and they spent, what was it, $140, $160 million on data. And this friend of mine, who is a very sharp thinker, asked a series of questions, but the most important one he asked, he said, "What decisions did you make differently because of the data?" And he's coming from the private equity world where he wants to know, OK, and the answer from virtually every single senior Romney person was "nothing."

I think it's an enormous blessing to be the child of an immigrant who fled oppression, because you realize how fragile liberty is and how easily it can be taken away.

I can tell you is all nine of the people here [on debates] would make an infinitely better commander in chief than Barack Obama or Hillary Clinton.

That's what actually caused me to run for office is, you know, my family story, the experience of growing up in a family where your dad had been imprisoned, had been tortured, and came to America with nothing, washing dishes for 50 cents an hour. That was perhaps the most formative experience of my childhood, is being raised in that household where freedom had an urgency.

If you look on the Republican side, the two Republicans who have most energized young people in modern times are Ronald Reagan and Ron Paul.

Free enterprise system was born the second year the pilgrims were here. And of course, it has made America the most prosperous country in the world.

We need to focus on radical Islamic terrorists and we need to stop them before they carry out acts of terror.