The reaction to Robin Williams’ death has been unlike any celebrity death I can remember. We all knew Whitney was going to go, and Michael Jackson’s end was as expected as it was bizarre. With Williams there seem to be few mysteries. It was a battle, and he lost. Yet the shock of his tragic decision seems to have transcended our celebrity autopsy culture with its essential question: how can someone who gave so much, who had so much to give, have turned away from the light with such finality?