Kill one, terrify a thousand.

So it is that good warriors take their stance on ground where they cannot lose, and do not overlook conditions that make an opponent prone to defeat.

A battle avoided cannot be lost.

Invincibility is in oneself, and vulnerability is in the opponent. Invincibility is a matter of defense, vulnerability is a matter of attack. Therefore skillful warriors are able to be invincible, but they cannot cause opponents to be vulnerable. That is why it is said that victory is discerned and not manufactured.

If those who are sent to draw water begin by drinking themselves, the army is suffering from thirst.

Pretend inferiority and encourage his arrogance.

The successful person has unusual skill at dealing with conflict and ensuring the best outcome for all.