Democracies are expense-averse and they think in terms of short-term, political interests rather than a long-term interest in stability.

I think about Syria when I go to bed at night.

We need to deter the Palestinians in any way we can.

No more than a surgeon can operate while tweeting can you reach your potential with one ear in, one ear out. You actually have to reacquaint yourself with concentration. We all do.

I joke that I spent 38 years scouring the globe, going to war zones, trying to find the person with my exact birthday.

In general, my rule is find out where your heart is, then speak from the heart. People know the difference between that and something scripted.

I think that the only time we will really know what then-President Trump is going to do about the set of challenges that confront him is after he has sat down with his advisers as the commander in chief, when he's looking at the threats and the intelligence from the standpoint of being the number one decider, when he's hearing from his secretary of defense, his chairman, who was the same chairman President Obama had, Chairman Joe Dunford, who is an outstanding public servant, who has led our anti-ISIL effort, on which we're making great progress.