自作聪明

Explanation: Think he is wise and chaos for the position. Refers to overestimate their own, subjective law. 　　Usage: The main predicate; as predicate, attributive, adverbial; containing derogatory 　　Source: "Shangshu Cai Zhong orders of" no for smart, random old chap. "Song Mai" Yung Chai Notes "Juan Shisi Yanzhou watershed counties, so the amount of cursive 'points' word, try to be smart magistrate who advised that the non-cursive style, carved the words from the true standing of the book." 　　Results: Gild the lily 　　Postscript: Gild the lily Thesaurus:  consider oneself correct, teach one's grandma to suck eggs, to show off one's learning in the presence of a learned man, posture, self just to make oneself feel satisfired, consider oneself correct, egoism Antonym Group:  Highbrow Non-, Self-knowledge