This article analyzes Sun Tzu’s rule valuing swift victories over drawn-out wars. Long campaigns drain funds, troops and invite rival invasions. King Helü’s prolonged occupation of Chu illustrates the peril of delay, enabling Yue’s sneak attack and Wu’s costly retreat.
Han Feizi tells Zangsunzi saw Chu’s false aid promise. Chu aimed to wear down Qi and Song, keeping troops back.