But traditional bushido had not imposed an obligation to abhor retreat or surrender even when a battle had turned hopeless, and the old-time samurai who had done his duty in a losing cause could lay down his arms with honor intact. That was the last of the Thirty-Six Strategies, a Chinese classic studied by twenty generations of Japanese warriors: “When overwhelmed, you don’t fight; you surrender, compromise, or flee. . . . As long as you are not defeated, you have another chance to win.

