Ninety percent of leadership is the ability to communicate something people want.

Winning may not be everything, but losing has little to recommend it.

We have a chance to wind down and expedite the removal of 96 percent of the world's nuclear weapons. What an achievement it would be, if at the end of the next administration, we could say that the nuclear arsenals of both Russia and the United States had been reduced to the barest minimums.

I believe the Visa Waiver Program, it essentially is the soft underbelly of the visa system. Now we have 35 countries in it. We have 16 million people coming in. I believe the overstays still run about 40 percent of the undocumented population. In other words, there's 40 percent that you really don't know where it came from is what I'm trying to say. And I've always suspected people come in on a visitor's visa and they just decide to stay, and that's a large part of the undocumented population.

I think the greatest threat to the privacy of Americans is the drone, and the use of the drone and the very few regulations that are on it today.

People who travel should be on guard. All our military, our police and I think the word has been spread. And people know to be careful to watch, to report. Something that looks suspicious to you, don't be embarrassed to go to an authority and say, "Look, I saw this and it seems suspicious to me."

I think that some restriction on speech is appropriate.