You cannot tell the enemy you're going to leave and expect the enemy to not - and expect to succeed. I mean, that's just a fundamental of warfare.

There are neighborhoods in Baghdad where you and I could walk through those neighborhoods today.

I don't doubt the sincerity of my Democratic friends. And they should not doubt ours.

America has the strongest, best-trained, best-led military force in the world, and we have failed them. Our military today is struggling in virtually every category that measures preparedness.

The only way you approach politics and seek elective office is to move forward. For me to look back in anger or with any rancor would be a mistake.

[Hillary Clinton] was saying, "We never going to do anything in Iraq, we're not going to do anything in Syria." Enemies, do whatever you want. Continue the largest humanitarian crisis, 7 million people displaced refugees. Do all this. We're not going to do anything. That is the type of stuff that is been happening for the past 7 1/2 years under President [Barack] Obama.

The way you have bipartisan negotiations, you sit down across the table, as we did with Ted Kennedy, as I've done with many other members, and you say, 'OK, here's what I want, here's what you want. We'll adhere to your principles, but we'll make concessions.'