Abstract
By scanning all types of Du Mu’s poems, this thesis consists of the mind transformation of Du Mu who is a poet in the late Tang Dynasty. First of all, this study begins with the life of Du Mu, and then explores his mind transformation from the aspects of an official and a recluse. According to the reasonable range, this study proposes a new conclusion that is different from the traditional viewpoint. In the course of study, the researcher suggests that Du Mu is a person of multiple personality including Confucian, historian, recluse, maniac, and poet. Finally Du Mu accomplishes self-achievement and realizes the wisdom of Confucianism. As the aristocracy, Du Mu is more ambitious than others, because he is extremely talented and carrys on glory from family. After becoming officer in court, Du Mu, who is charming, hates prudish moralists and respects real confucians; He is a person of multiple personality so that he has the interest in being an official and a recluse. Fan Li范蠡 who has lived in seclusion after success is respected by Du Mu then. However, Du Mu faces inminent crisis when being in Niu-Li Factional Struggles牛李黨爭 and segmented buffer region. Furthermore, the Sweet Dew Incident甘露之變 and Du Yi杜顗, who is Du Mu’s brother, was being blind; Du Mu’s promotion is obstructed by those reasons, and then he is bashed by Li De Yu李德裕. Undergoing these frustrations, Du Mu changes his mood gradually and sublimates in his later years. Du Mu gains the Confucianism of optimism and identification of right and wrong. Therefore, he is able to combine the thought of an official withan recluse, and transform his dream into his ownseclusion–after-success sytle; He lives in his familys’manor at Zhu Po朱坡 when he is old, and takes an attitudeof “official seclusion” to face the rest of his life.