Last week's Holocaust Memorial Day, part of that dubious practice in which we assign one day to important events and people, Mothers, Grandmothers, Presidents, Veterans, WW2 and forget them the rest of the time, has come and gone. But the Holocaust itself was long ago co-opted to promote a humanist philosophy of universal tolerance, and in doing so it was universalized and turned into nothing more than another reason we all need to learn to get along.