In the midst of difficulties we are always ready to seize an advantage, we may extricate ourselves from misfortune.

When he utilizes combined energy, his fighting men become, as it were, like rolling logs or stones... The energy developed by good fighting men is as the momentum of a round stone rolled down a mountain thousands of feet in height.

Sweat more during peace: bleed less during war

He will win who knows when to fight and when not to fight.

To persuade your enemy to (retreat) before the fight is to defeat them even before the battle begins. An enemy made ally is no longer an enemy.

It is more important to outhink your enemy, than to outfight him

Nothing is more difficult than the art of maneuvering for advantageous positions.