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

In all history, there is no instance of a country having benefited from prolonged warfare. Only one who knows the disastrous effects of a long war can realize the supreme importance of rapidity in bringing it to a close.

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

The good fighters of old first put themselves beyond the possibility of defeat, and then waited for an opportunity of defeating the enemy.

It is essential to seek out enemy agents who have come to conduct espionage against you and to bribe them to serve you. Give them instructions and care for them. Thus doubled agents are recruited and used.

The supreme art of war is to subdue the enemy without fighting.

One who has few must prepare against the enemy; one who has many makes the enemy prepare against him.