"Our task, your task... is to try to connect the dots before something happens. People say, 'Well, where's the smoking gun?' Well, we don't want to see a smoking gun from a weapon of mass destruction."
"(Cluster bombs are) being used on frontline al Qaeda and Taliban troops to try to kill them is why we're using them, to be perfectly blunt."
"I'm hopeful that some will surrender. I suspect some won't, and I suspect the result from that will be that the opposition forces will kill them."
and the classic:
"Reports that say that something hasn't happened are always interesting to me, because as we know, there are known knowns; there are things we know we know. We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns - the ones we don't know we don't know."