Ground which can be abandoned but is hard to re-occupy is called entangling.

All warfare is based on deception. There is no place where espionage is not used. Offer the enemy bait to lure him.

If soldiers are punished before they have grown attached to you, they will not prove submissive; and, unless submissive, then will be practically useless. If, when the soldiers have become attached to you, punishments are not enforced, they will still be unless.

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

Rewards for good service should not be deferred a single day.

There are routes not to be followed, armies not to be attacked, citadels not to be besieged, territory not to be fought over.

Until death itself comes, no calamity need be feared