[Ts`ao Kung explains this as "felling trees to clear a passage," and Chang Yu says: "Every man sends out scouts to climb high places and observe the enemy. If a scout sees that the trees of a forest are moving and shaking, he may know that they are being cut down to clear a passage for the enemy's march."]
Endroit: ¶597 Licence: Public domain · Source Le texte est donné tel que dans l'édition, sans retouche.