Li-Zhi (李贄) was a celebrated heretical thinker in the Late-Ming Dynasty. He has a unique perspective on Eight-legged Essay (八股文) and wrote some related works. About the perspective, for example, he used "theory about childlike innocence" (童心說) to make sure that Eight-legged Essay can be the best literary genre in the world at the time. As for the works, he once wrote "Shuo-shu" (說書), which was regarded as his most important masterpiece of his life. Through the collation of relevant literature, this paper attempts to point out that the ideas in his works are mainly influenced by Wang Yang-ming's Theory of Conscientiousness (陽明心學) and mixed with Buddhism. As for the form of writing, in fact, there is no difference between his practice of the Eightlegged Essay and others' works; however, he often borrowed the famous sentences from the classics to reveal the ideas in themself. Li-Zhi's view of the literary genre of Eightlegged Essays was extremely unique in the late Ming Dynasty, especially in contrast to other works that mimicked ancient times. Unfortunately, these achievements of Li-Zhi have been forgotten or ignored by history, only because his thoughts have been judged by the government as violating moral laws. How to rediscover his works and opinions on Eight-legged Essay is of great significance to the study of the Eight-legged Essay of the Ming Dynasty.