Abstract:The Zhuang zi’s thoughts of "Zhenren" is breeded the Laozi' s thoughts of "Infant".which is given more meanings.The abundant connotation of "Zhenren" include:the "nature" .the "heart' .the "sincere", from which we can conclude it ’ s an ideal image taking the feature of nature and man’s union. The image of "Zhenren" has the meaning of enlightening to the build of the ideal personality.