To know your Enemy, you must become your Enemy.

Build your opponent a golden bridge to retreat across.

Ground which can be freely traversed by both sides is called accessible.

An army may be likened to water, for just as flowing water avoids the heights and hastens to the lowlands, so an army avoids strength and strikes weakness.

In the tumult and uproar, the battle seems chaotic, but there is no disorder, the troops appear to be milling about in circles but cannot be defeated.

All warfare is based on deception. Hence, when able to attack, we must seem unable; when using our forces, we must seem inactive; when we are near, we must make the enemy believe we are far away; when far away, we must make him believe we are near.

Kill one, terrify a thousand.