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[The conclusion is perhaps not very obvious, but Chang Yu (after

Mei Yao-ch'en) rightly explains it thus: "If the enemy's

dispositions are visible, we can make for him in one body;

whereas, our own dispositions being kept secret, the enemy will

be obliged to divide his forces in order to guard against attack

from every quarter."]

14. We can form a single united body, while the enemy must split

up into fractions. Hence there will be a whole pitted against

separate parts of a whole, which means that we shall be many to

the enemy's few.

15. And if we are able thus to attack an inferior force with a

superior one, our opponents will be in dire straits.

16. The spot where we intend to fight must not be made known; for

then the enemy will have to prepare against a possible attack at

several different points;