We have to deal with this new type of threat in a way we haven’t yet defined. . . . With a low-probability, high-impact event like this . . . If there’s a one percent chance that Pakistani scientists are helping al Qaeda build or develop a nuclear weapon, we have to treat it as a certainty in terms of our response.

[Saddam Hussein is aggressively seeking nuclear and biological weapons and ] the United States may well become the target.

I worship the ground Paul Ryan walks on.

The greatest threat now is a 9/11 occurring with a group of terrorists armed not with airline tickets and box cutters, but with a nuclear weapon in the middle of one of our own cities...there's a high probability of such an attempt.

I worked for George Bush. I'm proud to have worked for him. I think that a lot of the most controversial things we did, that people didn't like and - and criticized us for, things like the terror surveillance program or the enhanced interrogation techniques, were things that allowed us to save lives.

We believe he has, in fact, reconstituted nuclear weapons.

Instead, the terrorists see just what they were hoping for, our unity gone, our resolve shaken, our leaders distracted. In short, they see weakness and opportunity.