Mothers trail winter scarves and leashes and slow-walk exhausted children while mounting bus stairs not knowing where their journey will take them, carrying shock, grief, and most likely hatred in their hearts but profoundly relieved to be safe and their children protected from the bombing. The observer's heart breaks for them and spins in grief and shock over yet another tragedy we humans have wrought for ourselves. In some respects these emotions of the riveted bystander are simple. Sympathy is simple. Decrying evil and crying out for decency is simple. But society, recollection, and sentiment seldom are simple. As [...]