In warfare, there are no constant conditions. He who can modify his tactics in relation to his opponent will succeed and win.

When the position is such that neither side will gain by making the first move, it is called temporising ground.

The general who advances without coveting fame and retreats without fearing disgrace, whose only thought is to protect his country and do good service for his sovereign, is the jewel of the kingdom.

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

On the field of battle, the spoken word does not carry far enough; hence the institution of gongs and drums... banners and flags. Gongs and drums, banners and flags, are means whereby the ears and eyes of the host may be focused on one particular point.

To maintain an army at a distance causes the people to be impoverished.

Those who would wage war, should first eliminate all domestic enemies before proceeding to attack the external foe.