Our people sacrifice a lot for their country, including their lives. None of them should have to sacrifice their integrity as well.

Few things are more damaging to our democracy than a military officer who doesn't have the moral courage to stand up for what's right or the moral fiber to step aside when circumstances dictate.

I've said for a long time, clearly the - a, a critical key to success in the region is going to be Pakistan and our relationship with Pakistan, which was one that was broken in the late '80s and which we've worked hard to restore.

The mission - the overall mission is to dismantle and defeat and disrupt al-Qaeda. But we have to make sure there's not a safe haven that returns in Afghanistan.

In every war at some point in time, you do sit down and negotiate.

We have to stop the killing. We need to let the refugees - we need to let Syrian citizens go home.

If the untimely battlefield deaths of generations of American heroes have taught us nothing else, it should be this unalterable fact: what you do with your time here on earth is far more important than the time you had to do it. Those who live most are those who love most, who act the noblest and do their best.