Nothing keeps me awake at night. I keep other people awake at night.

We are going to have to continue to keep the pressure on the enemy. There is no room for complacency on this.

If in order to kill the enemy you have to kill an innocent, don't take the shot. Don't create more enemies than you take out by some immoral act.

Anyone who kills women and children is not devout. ISIS cannot dress themselves up in false religious garb and say that somehow this message has dignity. We're going to strip them of any kind of legitimacy.

Fight with a happy heart and strong spirit.

We face now an era where we're going to be fighting the terrorist threat. I mean, that's simply a reality we are going to have to address that one.

PowerPoint makes us stupid.