The book of allegorical nature is Zhuangzi. In hundred schools of thought's works in the pre-Qin period, fables were often used to illustrate the truth, and many excellent fables that were popular at that time were retained. Such as: death, chicken, vigorous seedlings, self-contradiction, honest people buying shoes, waiting for rabbits, carving a boat for a sword, gilding the lily, etc. Among them, Zhuangzi and Han Feizi are the most included.

Zhuangzi, also known as the South China Classic, is a Taoist classic, written by Zhuangzi in the middle of the Warring States Period and later scholars. Its content is rich and profound, involving philosophy, life, politics, society, art, world outlook and many other aspects.