Little Timmy tugs on his mother's apron as she makes the bed. He looks up at her and asks; "Mommy, why are our soldiers fighting in Iraq?" Mommy thinks for a few seconds and responds. "Well Timmy,as Donald Rumsfeld once put it..."
"There are things that we know. And there are known unknowns. That is to say there are things we now know that we don't know. But there are also unknown unknowns that we do not know we do not know. Simply because you do not have evidence something exists, doesn't mean that you have evidence that it doesn't exist." "And that's why our soldiers are fighting in Iraq son."