If an enemy has alliances, the problem is grave and the enemy's position strong; if he has no alliances, the problem is minor and the enemy's position weak.

There is no instance of a nation benefiting from prolonged warfare.

This does not mean that the enemy is to be allowed to escape. The object is to make him believe that there is a road to safety, and thus prevent his fighting with the courage of despair. After that, you may crush him.

All men can see these tactics whereby I conquer, but what none can see is the strategy out of which victory is evolved.

Energy may be likened to the bending of a crossbow; decision, to the releasing of a trigger.

All warfare is based on deception. There is no place where espionage is not used. Offer the enemy bait to lure him.

A leader leads by example not by force.

Pretend inferiority and encourage his arrogance.

The nature of war is constant change.