Anger. Control your anger. If you hold anger toward others, they have control over you.Your opponent can dominate and defeat you if you allow him to get you irritated.

Cutting down the enemy is the way of strategy, and there is no need for many refinements of it.

When your spirit is not in the least clouded, when the clouds of bewilderment clear away, there is the true void.

Fourthly, the way of the artisan. The way of the carpenter is to become proficient in the use of his tools, first to lay his plans with true measure and then perform his work according to plan. Thus he passes through life.

In the construction of houses, choice of woods is made. Straight un-knotted timber of good appearance is used for the revealed pillars, straight timber with small defects is used for the inner pillars. Timbers of the finest appearance, even if a little weak, is used for the thresholds, lintels, doors, and sliding doors, and so on. Good strong timber, though it be gnarled and knotted, can always be used discreetly in construction.

Perception is strong and sight weak. In strategy it is important to see distant things as if they were close and to take a distanced view of close things.

In contests of strategy it is bad to be led about by the enemy. You must always be able to lead the enemy about.