"When will they ever learn?"  -- Pete Seeger The answer, sadly, is never. Mankind has waged war since the beginning of time. If it were up to me, world leaders who wanted to send their nations' youth to battle should, instead, meet one another in an arena and fight to the death. Maybe that would end the killing. Back in World War I & II, soldiers returning from the battlefield were described as being "shell shocked". Today it's Post Traumatic Stress. Regardless what you call it, people who experience the madness of war, of watching their fellow soldiers blown to bits [...]