Jones: Afghan and foreign commentators who sought to explain the public outcry that followed her death often claimed that a nation already traumatized and deeply depressed by never-ending wars had been retraumatized by the crime. But trauma commonly shuts down the sufferer, numbing the emotions and blunting the compassion that binds us to others. The murder of Farkhunda did just the opposite. People said it cut them like a knife. It made them feel again. Men described their hearts as “bleeding.” Women spoke of being “emptied” of tears. They wept for Farkhunda -- and for themselves.