I think that we have to be constantly asking ourselves, 'How do we calculate the risk?' And sometimes we don't calculate it correctly; we either overstate it or understate it.

ISIL videos, ISIL training videos are telling lone wolves the easiest way to cut by a combat assault weapon in America is at a gun show, because of the flip-flopping political approach of Washington.

We need to have a resolve that will bring the world together to root out the kind of radical jihadist ideology that motivates organizations like ISIS, a barbaric, ruthless, violent jihadist, terrorist group.

If you see a bully, stand up to him.

I was involved in a number of efforts to take out Al Qaida leadership when I was secretary of state, including, of course, taking out [Usama] bin Laden.

I believe that it is imperative that we learn from the mistakes.

I am so grateful to America and all it has given to me.