The Art of War examinations. During the Sengoku period (c. 1467–1568), the Japanese "daimyō" named Takeda Shingen (1521–1573) is said to have become almost invincible in all battles without relying on guns, because he studied "The Art of War". The book even gave him the inspiration for his famous battle standard "Fūrinkazan" (Wind, Forest, Fire and Mountain), meaning fast as the wind, silent as a forest, ferocious as fire and immovable as a mountain. The translator Samuel B. Griffith offers a chapter on "Sun Tzu and Mao Tse-Tung" where "The Art of War" is cited as influencing Mao's "On Guerrilla Warfare", "On the Protracted
Sun Tzu again the concubines giggled. Sun Tzu then ordered the execution of the king's two favored concubines, to the king's protests. He explained that if the general's soldiers understood their commands but did not obey, it was the fault of the officers. Sun Tzu also said that, once a general was appointed, it was his duty to carry out his mission, even if the king protested. After both concubines were killed, new officers were chosen to replace them. Afterwards, both companies, now well aware of the costs of further frivolity, performed their maneuvers flawlessly. Sima Qian claimed that Sun Tzu later