No bastard ever won a war by dying for his country. He won it by making the other poor dumb bastard die for his country. — General George S. Patton What may be Old Blood and Guts’ most famous line is more than just colorful, it’s a great working definition of a warrior’s duty: killing the enemy and surviving to fight another day. That truth is particularly relevant in light of the recent failure of all 45 hand-picked, highly fit women to complete Ranger training and Marine-officer combat training. The 45 women were part of an effort to meet a...