Sun Tzu Quotes: Sources, Meanings & Themes
Browse quotations by Sun Tzu with named works, context notes, meanings and recurring themes.
Source identified1
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“He will win who knows when to fight and when not to fight.”
Meaning & context
Judgment includes restraint: choosing the wrong contest can be as damaging as fighting badly once the contest begins.
Source details
The Art of War, Chapter III “Attack by Stratagem,” section 17, Lionel Giles translation (1910), printed page 24 / scan leaf 80 in the original Giles edition on Wikisource, cross-checked against Project Gutenberg #17405. “He will win who knows when to fight and when not to fight” is the first of five listed military essentials for victory; it remains battlefield-strategy judgment rather than a context-free maxim about every disagreement.
Source identified2
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“Supreme excellence consists in breaking the enemy’s resistance without fighting.”
Meaning & context
The highest strategic result achieves the objective while avoiding the destruction, expense, and uncertainty of direct battle when another path can work.
Source details
The Art of War, Chapter III “Attack by Stratagem,” section 2, Lionel Giles translation (1910), printed page 17 / scan leaf 73 in the original Giles edition on Wikisource, cross-checked against Project Gutenberg #17405. “Supreme excellence consists in breaking the enemy’s resistance without fighting” contrasts mere battlefield victory with achieving the strategic objective without direct combat. This remains ancient military-strategy argument in translation, not generic advice for business, relationships or ordinary personal conflict.
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“If you know the enemy and know yourself, you need not fear the result of a hundred battles.”
Meaning & context
Accurate understanding of both one’s own capabilities and the opposing side reduces avoidable strategic surprise and miscalculation.
Source details
The Art of War, Chapter III “Attack by Stratagem,” section 18, Lionel Giles translation (1910), beginning on printed page 24 / scan leaf 80 and continuing onto printed page 25 / scan leaf 81 in the original Giles edition on Wikisource, cross-checked against Project Gutenberg #17405. The enemy/self-knowledge sentence closes Chapter III’s discussion of conditions for victory and remains translation-mediated military strategy rather than a modern psychological or self-help claim.
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“All warfare is based on deception.”
Meaning & context
Strategy depends partly on managing what an opponent believes about intentions, strength, timing, and position rather than revealing every fact directly.
Source details
The Art of War, Chapter I 'Laying Plans,' section 18, Lionel Giles translation (1910), original scan leaf 62. 'All warfare is based on deception' begins Giles's section 18 before the examples of seeming unable, inactive, near or far. This remains translation-mediated ancient military strategy, not generic business, relationship or current operational advice.
Source identified5
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“The good fighters of old first put themselves beyond the possibility of defeat, and then waited for an opportunity of defeating the enemy.”
Meaning & context
Strong strategy begins by reducing one’s own avoidable vulnerabilities before depending on an opportunity created by the opponent.
Source details
The Art of War, Chapter IV 'Tactical Dispositions,' section 1, Lionel Giles translation (1910), original scan leaf 82. The sentence about good fighters first making themselves secure against defeat opens the chapter's tactical argument; it remains ancient military-strategy reasoning rather than a universal self-help rule.
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“Rapidity is the essence of war: take advantage of the enemy’s unreadiness, make your way by unexpected routes, and attack unguarded spots.”
Meaning & context
Speed matters when it exploits a temporary opening; the point is timely movement into weakness, not haste without information or purpose.
Source details
The Art of War, Chapter XI 'The Nine Situations,' section 19, Lionel Giles translation (1910), original scan leaf 178 / printed page 122. 'Rapidity is the essence of war' introduces the instruction to exploit unreadiness, unexpected routes and unguarded positions; it remains historical battlefield strategy, not current operational guidance.
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“In war, then, let your great object be victory, not lengthy campaigns.”
Meaning & context
The objective should govern the campaign; activity that continues without advancing the actual goal wastes resources and creates new vulnerabilities.
Source details
The Art of War, Chapter II “Waging War,” section 19, Lionel Giles translation (1910), printed page 16 / scan leaf 72 in Giles’s original full edition on Wikisource, cross-checked against Project Gutenberg #17405. “In war, then, let your great object be victory, not lengthy campaigns” is the chapter’s concluding strategic principle immediately before the statement about the commander and the people’s fate. It remains ancient battlefield/statecraft argument, not current military operational advice or a context-free productivity maxim.
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“There is no instance of a country having benefited from prolonged warfare.”
Meaning & context
Long conflict consumes strength and resources, so duration itself becomes a strategic cost even before the outcome is decided.
Source details
The Art of War, Chapter II “Waging War,” section 6, Lionel Giles translation (1910), printed page 12 / scan leaf 68 in Giles’s original full edition on Wikisource, cross-checked against Project Gutenberg #17405. “There is no instance of a country having benefited from prolonged warfare” closes the opening argument about weapons, strength, treasure and state resources being exhausted by a protracted campaign. It remains ancient military-strategy argument in translation, not a generic business, relationship or current geopolitical rule.
