This commentary on Zhuangzi ‑ Yufu retells the fisher‑sage’s dialogue with Confucius. It advocates “honouring authenticity”, warning against artificial worldly rituals that drain one’s inborn genuine nature.
The hidden Yellow Stone Sage tested Zhang Liang’s humility three times on a bridge. Satisfied, he gave Zhang the military text Strategies of Tai Gong. The sage said he would appear as a yellow stone years later. Zhang treasured the stone and buried it with himself upon his death.