“安史之乱”是唐代社会的一个转折点。在中唐,随着社会的急剧变革,文化心态的全面成熟,文学审美风尚也随之出现了前所未有的分裂和分化。其中,以韩愈、柳宗元、元稹、白居易为代表的元和诗风集中体现了中唐诗坛由盛唐的情感恣纵向理性思辨的回归。本文试从以下几个方面简要论述元和诗风中理性的回归。 “An Shi disturbances ” is a turning point in the Tang Dynasty society. In the middle of Tang Dynasty, with the rapid social change and the complete maturity of the cultural mentality, the aesthetic style of literature also followed an unprecedented split and division. Among them, the Yuan and Poetic styles represented by Han Yu, Liu Zong yuan, Yuan Zhen and Bai Juyi epitomize the return of the poetic paradigms in Tang Dynasty from the irrational speculation of Tang Dynasty. This article tries to briefly discuss the return of rationality in Yuan and poetic style from the following aspects.