The single biggest existential threat that's out there, I think, is cyber.

I think the central mission in Afghanistan right now is to protect the people, certainly, and that would be inclusive of everybody, and that in a, in an insurgency and a counterinsurgency, that's really the center of gravity.

I think anybody in our - in the, in the national security apparatus has, has got to take full cognizance of their responsibility for the safeguarding of classified information.

Let us all be men and women in full. Let us expect from ourselves more than we think we can give, more than we think we can do and more than we think we already know.

We think we're near energy independence - nothing could be further from the truth. We're in much better shape now, but the price of a barrel of oil is going to be controlled by the Middle East for the next 10, 20, 30 years for sure.