21
If he is secure at all points, be prepared for him. If he is in superior strength, evade him.
22
If your opponent is of choleric temper, seek to irritate him. Pretend to be weak, that he may grow arrogant.
23
If he is taking his ease, give him no rest.
If his forces are united, separate them.
24
Attack him where he is unprepared, appear where you are not expected.
25
These military devices, leading to victory, must not be divulged beforehand.
26
Now the general who wins a battle makes many calculations in his temple ere the battle is fought.
The general who loses a battle makes but few calculations beforehand. Thus do many calculations lead to victory, and few calculations to defeat: how much more no calculation at all! It is by attention to this point that I can foresee who is likely to win or lose.