Peace of mind is a most precious resource, without which neither rich nor poor can know happiness. Yet mental health is undervalued and routinely taken for granted. Moreover, we allow war, torture, violence, poverty, d- ease, discrimination, and domestic abuse to undermine it. The wounds inflicted by these great human ills sicken the individual psyche, tear f- ilies apart, and send shock waves through society. Natural disasters, too, can cause sudden...