6th century BCE Chinese general and military strategist
Sun Tzu (孫子 Sūn Zǐ; c. 6th century BC) was a Chinese general, military strategist, and philosopher who lived in the Eastern Zhou period of ancient China. Sun Tzu is traditionally credited as the author of The Art of War, a widely influential work of military strategy that has affected both Western and East Asian philosophy and military thinking. He is also known as Sun Wu (孫武; Sūn Wǔ), and Chang Qing (長卿; Cháng Qīng).
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My eldest brother sees the spirit of sickness and removes it before it takes shape, so his name does not get out of the house. My elder brother cures sickness when it is still extremely minute, so his name does not get out of the neighborhood. As for me, I puncture veins, prescribe potions, and massage skin, so from time to time my name gets out and is heard among the lords.
For should the enemy strengthen his van, he will weaken his rear; should he strengthen his rear, he will weaken his van; should he strengthen his left, he will weaken his right; should he strengthen his right, he will weaken his left. If he sends reinforcements everywhere, he will everywhere be weak.