Where the army is, prices are high; when prices rise the wealth of the people is exhausted.
Weigh the situation, then move.
If this is long delayed, weapons are blunted and morale depressed.
Attack is the secret of defense; defense is the planning of an attack.
Should one ask: 'how do I cope with a well-ordered enemy host about to attack me?' I reply: seize something he cherishes and he will conform to your desires.
What is of the greatest importance in war is extraordinary speed: One cannot afford to neglect opportunity.