Remember Nick Berg?  He was an American captured in Iraq by Islamic militants.  They cut off his head and posted a video of it online. What would I say if I were him, with the cameras on me, about to die? Putting aside that I would not be allowed to ad-lib, and that even if I were, I would stammer and cry and beg for my life.  Putting aside that my heart would be hurling itself against my chest, pounding in my ears and I would be too afraid to think. I would say: Don’t let what is about to happen make you become them.   Thinking about what happened to Nick Berg, I feel something primal. I want to find the executioner, hold him …