南朝文艺理论家刘勰在《文心雕龙·论说》中指出：“论如析薪,贵能破理。”意思是说,论述一个问题,好像砍柴一样,可贵的是能破在纹理上,视理而破,顺势运斤,如此方能势如破竹,充分揭示客观事物的内部联系。如果“越理而横断”,抡起斧子乱砍一阵,那是很难奏效的。这一见解相当精辟和深刻。任何客观事物都是有 Liu Yong, a literary theorist in the Southern Dynasties, pointed out in his article “Wen Xin Diao Long” that “If you disagree with salary, you can break it down.” This means that to discuss a problem is like cutting wood. What is valuable is that it can be broken on the texture. Depending on the fact that it breaks, it can only be transported with impetus, so that it can be as powerful as it is, fully revealing the internal relations of objective things. If “more rational and transversal”, picking up an ax and cutting it, it is very difficult to work. This insight is quite insightful and profound. Any objective thing is there