The absence of evidence is not necessarily the evidence of absence.

Now what is the message there? The message is that there are known 'knowns.' There are things we know that we know. There are known unknowns. That is to say th…

I can't tell you if the use of force in Iraq today would last five days, or five weeks, or five months, but it certainly isn't going to last any longer than th…

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 …