First, "Canon theory? Thesis is a significant work. Most of Dian Lun written by Cao Pi has been lost. As a well-preserved literary monograph, Thesis is of great significance, and there was no literary theoretical work in a strict sense before it. Cao Pi was a literary critic in the Han and Wei Dynasties. His carefully written canon? The thesis is the embodiment that ancient literary theory began to enter the conscious period, which is of epoch-making significance. Many of these ideas still have considerable reference value today and are worth popularizing. Cao Pi put forward many important attitudes towards literature and affirmed its important position.
Second, "Dian Lun? There are many first papers. Thesis is not only the first monograph on literary criticism, but also the first work that formally puts forward the idea of stylistic classification. Cao Pi proposed it? Four subjects and eight bodies? Formal stylistics emphasizes that different styles have different forms, but they all express their feelings through language and words. It is the first time to put forward the theory of style in such detail, and it is also the first time to embody the style of style.
"Canon Aaron? This paper is the first of its kind in literary criticism, which is of epoch-making significance. There has never been such a detailed and systematic monograph on literary criticism before, which has had a far-reaching impact on both the attitude and the function of literature, and has a very important reference significance for later generations, and also has a certain position in criticizing literary works.