Zhuang Zhou
Zhuang Zhou, often known as Zhuangzi ("Master Zhuang") was an influential Chinese philosopher who lived around the 4th century BC during the Warring States period, a period corresponding to the summit of Chinese philosophy, the Hundred Schools of Thought. He is credited with writing—in part or in whole—a work known by his name, the Zhuangzi, which expresses a philosophy of skepticism, arguing that life is limited and knowledge to be gained is unlimited.
Life
The only account of the life of Zhuangzi is a brief sketch in chapter 63 of Sima Qian's Records of the Grand Historian, and most of the information it contains seems to be have simply been drawn from anecdotes in the Zhuangzi itself. In Sima's biography, he is described as a minor official from the town of Meng (in modern Anhui) in the state of Song, living in the time of King Hui of Liang and King Xuan of Qi (late 4th century BC). Sima Qian writes:
The validity of his existence has been questioned by some, including Russell Kirkland, who writes: