Sun Tzu on Decision-Making
The Art of War is a manual for decisions under uncertainty: gather information, know yourself and the situation, calculate before committing, and act decisively once the conditions are right.
Sun Tzu lessons for this
“All warfare is based on deception.”
Sun Tzu · Chapter 1: Laying Plans
“If you know the enemy and know yourself, you need not fear the result of a hundred battles.”
Sun Tzu · Chapter 3: Attack by Stratagem
“The general who wins a battle makes many calculations in his temple ere the battle is fought. The general who loses a battle makes but few calculations beforehand.”
Sun Tzu · Chapter 1: Laying Plans
“Victorious warriors win first and then go to war, while defeated warriors go to war first and then seek to win.”
Sun Tzu · Chapter 4: Tactical Dispositions
“Water shapes its course according to the nature of the ground over which it flows; the soldier works out his victory in relation to the foe whom he is facing.”
Sun Tzu · Chapter 6: Weak Points and Strong
“The quality of decision is like the well-timed swoop of a falcon which enables it to strike and destroy its victim.”
Sun Tzu · Chapter 5: Energy
“The general who advances without coveting fame and retreats without fearing disgrace, whose only thought is to protect his country and do good service for his sovereign, is the jewel of the kingdom.”
Sun Tzu · Chapter 10: Terrain
“If you know the enemy and know yourself, your victory will not stand in doubt; if you know Heaven and know Earth, you may make your victory complete.”
Sun Tzu · Chapter 10: Terrain
“The art of war is of vital importance to the State.”
Sun Tzu · Chapter 1: Laying Plans
“It is a matter of life and death, a road either to safety or to ruin.”
Sun Tzu · Chapter 1: Laying Plans
“The art of war, then, is governed by five constant factors: the Moral Law, Heaven, Earth, the Commander, and Method and discipline.”
Sun Tzu · Chapter 1: Laying Plans
“The Commander stands for the wisdom, sincerity, benevolence, courage and strictness.”
Sun Tzu · Chapter 1: Laying Plans
“These five heads should be familiar to every general: he who knows them will be victorious; he who knows them not will fail.”
Sun Tzu · Chapter 1: Laying Plans
“Which of the two sovereigns is imbued with the Moral law? Which general has most ability? With whom lie the advantages of Heaven and Earth?”
Sun Tzu · Chapter 1: Laying Plans
“By means of these seven considerations I can forecast victory or defeat.”
Sun Tzu · Chapter 1: Laying Plans
“The general that hearkens to my counsel and acts upon it will conquer; let such a one be retained. The one that hearkens not shall suffer defeat: let him be dismissed.”
Sun Tzu · Chapter 1: Laying Plans
“According as circumstances are favourable, one should modify one's plans.”
Sun Tzu · Chapter 1: Laying Plans
“The general who wins makes many calculations before the battle. The general who loses makes but few.”
Sun Tzu · Chapter 1: Laying Plans
“It is only one who is thoroughly acquainted with the evils of war that can thoroughly understand the profitable way of carrying it on.”
Sun Tzu · Chapter 2: Waging War
“The general, unable to control his irritation, will launch his men like swarming ants, with one-third slain and the town untaken.”
Sun Tzu · Chapter 3: Attack by Stratagem
“If our forces are ten to the enemy's one, surround him; if five to one, attack him; if twice as numerous, divide our army into two.”
Sun Tzu · Chapter 3: Attack by Stratagem
“If equally matched, we can offer battle; if slightly inferior, we can avoid the enemy; if quite unequal, we can flee.”
Sun Tzu · Chapter 3: Attack by Stratagem
“There are three ways a ruler can bring misfortune upon his army: hobbling it, governing it like a kingdom, and employing officers without discrimination.”
Sun Tzu · Chapter 3: Attack by Stratagem
“He will win who knows when to fight and when not to fight; who handles both superior and inferior forces; whose army is of one spirit; who is prepared and waits for the unprepared; who has capacity and is not interfered with.”
Sun Tzu · Chapter 3: Attack by Stratagem
“If you know the enemy and know yourself, you need not fear the result of a hundred battles.”
Sun Tzu · Chapter 3: Attack by Stratagem
“If you know neither the enemy nor yourself, you will succumb in every battle.”
Sun Tzu · Chapter 3: Attack by Stratagem
“One may know how to conquer without being able to do it.”
Sun Tzu · Chapter 4: Tactical Dispositions
“Security against defeat implies defensive tactics; ability to defeat means taking the offensive.”
Sun Tzu · Chapter 4: Tactical Dispositions
“To see victory only when it is within the ken of the common herd is not the acme of excellence.”
Sun Tzu · Chapter 4: Tactical Dispositions
“His victories bring him neither reputation for wisdom nor credit for courage.”
Sun Tzu · Chapter 4: Tactical Dispositions
“The skilful fighter puts himself into a position which makes defeat impossible, and does not miss the moment for defeating the enemy.”
Sun Tzu · Chapter 4: Tactical Dispositions
“The victorious strategist only seeks battle after the victory has been won, whereas he who is destined to defeat first fights and afterwards looks for victory.”
Sun Tzu · Chapter 4: Tactical Dispositions
“The consummate leader cultivates the moral law, and strictly adheres to method and discipline; thus it is in his power to control success.”
Sun Tzu · Chapter 4: Tactical Dispositions
“Measurement, Estimation, Calculation, Balancing of chances, Victory: such is the sequence.”
Sun Tzu · Chapter 4: Tactical Dispositions
“The control of a large force is the same in principle as the control of a few men: it is merely a question of dividing up their numbers.”
Sun Tzu · Chapter 5: Energy
“Indirect tactics, efficiently applied, are inexhaustible as Heaven and Earth, unending as the flow of rivers.”
Sun Tzu · Chapter 5: Energy
“There are not more than five musical notes, yet the combinations give rise to more melodies than can ever be heard.”
Sun Tzu · Chapter 5: Energy
“The quality of decision is like the well-timed swoop of a falcon which enables it to strike and destroy its victim.”
Sun Tzu · Chapter 5: Energy
“Energy may be likened to the bending of a cross-bow; decision, to the releasing of the trigger.”
Sun Tzu · Chapter 5: Energy
“Knowing the place and the time of the coming battle, we may concentrate from the greatest distances in order to fight.”
Sun Tzu · Chapter 6: Weak Points and Strong
“Do not repeat the tactics which have gained you one victory, but let your methods be regulated by the infinite variety of circumstances.”
Sun Tzu · Chapter 6: Weak Points and Strong
“Just as water retains no constant shape, so in warfare there are no constant conditions.”
Sun Tzu · Chapter 6: Weak Points and Strong
“The five elements are not always equally predominant; the four seasons make way for each other in turn.”
Sun Tzu · Chapter 6: Weak Points and Strong
“After collecting an army, comes tactical manoeuvring, than which there is nothing more difficult. The difficulty consists in turning the devious into the direct, and misfortune into gain.”
Sun Tzu · Chapter 7: Maneuvering
“We shall be unable to turn natural advantages to account unless we make use of local guides.”
Sun Tzu · Chapter 7: Maneuvering
“In war, practise dissimulation, and you will succeed. Move only if there is a real advantage to be gained.”
Sun Tzu · Chapter 7: Maneuvering
“Ponder and deliberate before you make a move.”
Sun Tzu · Chapter 7: Maneuvering
“In war, the general receives his commands from the sovereign, collects his army and concentrates his forces.”
Sun Tzu · Chapter 8: Variation in Tactics
“When in difficult country, do not encamp. In hemmed-in situations, you must resort to stratagem. In a desperate position, you must fight.”
Sun Tzu · Chapter 8: Variation in Tactics
“There are roads which must not be followed, armies which must not be attacked, towns which must not be besieged, positions which must not be contested, commands of the sovereign which must not be obeyed.”
Sun Tzu · Chapter 8: Variation in Tactics
“The general who thoroughly understands the advantages that accompany variation of tactics knows how to handle his troops.”
Sun Tzu · Chapter 8: Variation in Tactics
“The student of war who is unversed in the art of varying his plans, even though acquainted with the Five Advantages, will fail to make the best use of his men.”
Sun Tzu · Chapter 8: Variation in Tactics
“In the wise leader's plans, considerations of advantage and of disadvantage will be blended together.”
Sun Tzu · Chapter 8: Variation in Tactics
“If, in the midst of difficulties, we are always ready to seize an advantage, we may extricate ourselves from misfortune.”
Sun Tzu · Chapter 8: Variation in Tactics
“There are five dangerous faults which may affect a general: recklessness, cowardice, a hasty temper, a delicacy of honour, and over-solicitude for his men.”
Sun Tzu · Chapter 8: Variation in Tactics
“Recklessness, which leads to destruction; cowardice, which leads to capture.”
Sun Tzu · Chapter 8: Variation in Tactics
“Over-solicitude for his men, which exposes him to worry and trouble.”
Sun Tzu · Chapter 8: Variation in Tactics
“When an army is overthrown and its leader slain, the cause will surely be found among these five dangerous faults. Let them be a subject of meditation.”
Sun Tzu · Chapter 8: Variation in Tactics
“We come now to the question of encamping the army, and observing signs of the enemy.”
Sun Tzu · Chapter 9: The Army on the March
“These are the four useful branches of military knowledge which enabled the Yellow Emperor to vanquish four several sovereigns.”
Sun Tzu · Chapter 9: The Army on the March
“The rising of birds in their flight is the sign of an ambuscade. Startled beasts indicate that a sudden attack is coming.”
Sun Tzu · Chapter 9: The Army on the March
“When there is dust rising in a high column, it is the sign of chariots advancing; a few clouds of dust moving to and fro signify that the army is encamping.”
Sun Tzu · Chapter 9: The Army on the March
“He who exercises no forethought but makes light of his opponents is sure to be captured by them.”
Sun Tzu · Chapter 9: The Army on the March
“We may distinguish six kinds of terrain: accessible, entangling, temporising, narrow passes, precipitous heights, and positions at a great distance.”
Sun Tzu · Chapter 10: Terrain
“From a position of this sort, if the enemy is unprepared, you may sally forth and defeat him; but if he is prepared, disaster will ensue.”
Sun Tzu · Chapter 10: Terrain
“When one force is hurled against another ten times its size, the result will be the flight of the former.”
Sun Tzu · Chapter 10: Terrain
“If we know that our own men are in a condition to attack, but are unaware that the enemy is not open to attack, we have gone only halfway towards victory.”
Sun Tzu · Chapter 10: Terrain
“If we know that the enemy is open to attack, and also know that our men are in condition, but are unaware that the ground makes fighting impracticable, we have still gone only halfway.”
Sun Tzu · Chapter 10: Terrain
“If fighting is sure to result in victory, then you must fight, even though the ruler forbid it; if fighting will not result in victory, then you must not fight even at the ruler's bidding.”
Sun Tzu · Chapter 10: Terrain
“The general who advances without coveting fame and retreats without fearing disgrace, whose only thought is to protect his country, is the jewel of the kingdom.”
Sun Tzu · Chapter 10: Terrain
“If you know the enemy and know yourself, your victory will not stand in doubt; if you know Heaven and know Earth, you may make your victory complete.”
Sun Tzu · Chapter 10: Terrain
“The art of war recognises nine varieties of ground: dispersive, facile, contentious, open, ground of intersecting highways, serious, difficult, hemmed-in, and desperate.”
Sun Tzu · Chapter 11: The Nine Situations
“Ground on which we can only be saved from destruction by fighting without delay is desperate ground.”
Sun Tzu · Chapter 11: The Nine Situations
“Throw your soldiers into positions whence there is no escape, and they will prefer death to flight.”
Sun Tzu · Chapter 11: The Nine Situations
“In attacking with fire, one should be prepared to meet five possible developments.”
Sun Tzu · Chapter 12: The Attack by Fire
“Unhappy is the fate of one who tries to win without cultivating the spirit of enterprise; the result is waste of time and stagnation.”
Sun Tzu · Chapter 12: The Attack by Fire
“Move not unless you see an advantage; use not your troops unless there is something to be gained; fight not unless the position is critical.”
Sun Tzu · Chapter 12: The Attack by Fire
“No ruler should put troops into the field merely to gratify his own spleen; no general should fight a battle simply out of pique.”
Sun Tzu · Chapter 12: The Attack by Fire
“But a kingdom that has once been destroyed can never come again into being; nor can the dead ever be brought back to life.”
Sun Tzu · Chapter 12: The Attack by Fire
“The enlightened ruler is heedful, and the good general full of caution. This is the way to keep a country at peace and an army intact.”
Sun Tzu · Chapter 12: The Attack by Fire
“Raising a host of a hundred thousand men and marching them great distances entails heavy loss and a drain on the resources of the State.”
Sun Tzu · Chapter 13: The Use of Spies
“To remain in ignorance of the enemy's condition simply because one grudges the outlay of a hundred ounces of silver is the height of inhumanity.”
Sun Tzu · Chapter 13: The Use of Spies
“What enables the wise sovereign and the good general to strike and conquer is foreknowledge.”
Sun Tzu · Chapter 13: The Use of Spies
“This foreknowledge cannot be elicited from spirits; it cannot be obtained inductively from experience, nor by deductive calculation.”
Sun Tzu · Chapter 13: The Use of Spies
“There are five classes of spies: local, inward, converted, doomed, and surviving spies.”
Sun Tzu · Chapter 13: The Use of Spies
“Having local spies means employing the services of the inhabitants of a district.”
Sun Tzu · Chapter 13: The Use of Spies
“Spies cannot be usefully employed without a certain intuitive sagacity.”
Sun Tzu · Chapter 13: The Use of Spies
Sun Tzu on Decision Making: Strategic Choices Under Uncertainty
Sun tzu on decision making is a system, not a mood. The Art of War opens with calculation — not courage: estimate the five factors, compare the seven considerations, and let the arithmetic decide whether to engage at all. Sun Tzu on decision making means converting uncertainty into estimates, estimates into options, and options into committed action at the right moment.
His decision loop is strikingly close to modern practice: gather intelligence continuously, weigh your side and the other side honestly, decide in advance what conditions trigger action, and once decided, execute without hesitation. He is equally clear about failure modes: decisions made in anger, from hope, or under time pressure fabricated by an opponent.
The lessons below pair verbatim passages with decision disciplines: pre-commitment criteria, honest self-assessment, intelligence before action, and the courage to decide when conditions ripen.
Put it into practice
Sun Tzu’s strategy is only useful if you actually use it. Try this small loop the next time decision-making shows up:
- Read the situation. Gather information about yourself, the other side, and the environment before you commit.
- Choose your ground. Avoid the other side’s strength and strike where you have an advantage.
- Act with timing. Move fast when the moment is right, and wait when patience is the advantage.
Frequently asked questions
What is Sun Tzu’s decision-making process?
Calculate first: "The general who wins makes many calculations in his temple before the battle is fought." Define conditions, compare forces honestly, and act only when the ledger favors it.
How does Sun Tzu handle uncertainty?
With information and small probes. Use scouts and spies (modern: data, experiments) to reduce unknowns before committing resources to a single path.
What is the biggest decision error, per Sun Tzu?
Deciding emotionally: "no ruler should put troops into the field merely to gratify his own spleen." Anger and hope are not analysis.
How do I apply this to big choices?
Write the comparison down — strengths, weaknesses, conditions, timing — and set your trigger in advance. When the trigger hits, act fully; hesitation after decision is its own error.
What did Sun Tzu say about hesitation?
"The clever combatant imposes his will on the enemy, but does not allow the enemy’s will to be imposed on him." Decide on your own timing, not your opponent’s.