The good fighter is able to secure himself against defeat, but cannot make certain of defeating the enemy.

In war, numbers alone confer no advantage. Do not advance relying on sheer military power.

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

Quickness is the essence of the war.

With regard to precipitous heights, if you are beforehand with your adversary, you should occupy the raised and sunny spots, and there wait for him to come up.

Appraise war in terms of the fundamental factors. The first of these factors is moral influence.

Know thy self, know thy enemy.