On LIU Xie's Idea about the Theory of Historical Materials of Literature

The book Wenxin Diaolong contained much about the theory of historical materials of literature which LIU Xie attached great importance to.He admired Confucius for his contribution to historical materials and he approved LIU Xiang,LIU Xin and BAN Gu's important achievement they made in the theory of historical materials.Also,LIU Xie valued trueness the most important criterion in measuring the historical materials.As to the ones which were questionable or not at hand,LIU Xie maintained the principle of reserving query advanced by Confucius.He also stressed correctness and succinctness when annotating historical materials and the materials used should be correct,brief,typical and new.