Abstract: The keynote of the relationship between LU Xun and HU Shi is “harmony”,which is reflected in their mutual positive affirmative comments.LU Xun fully affirmed Hu Shi's contribution to the literary revolution,his research on literature,and diary.HU Shi highly praised LU Xun's writing achievements,early essay writing,and his research on novel history.The “harmony” of LU Xun and HU Shi is the unify on the modern cultural concept,and their “difference” happens under this big environment.The “difference” is mainly about their specific culture methods and strategies.The “harmony but not sameness” between LU Xun and HU Shi proves awakened of "real people".After establishing the modern cultural concept,their human subjectivity was truly established.This ensured the May Fourth New Literature in the area of "Post May Fourth Movement" is not fixed in one but follow a different healthy path.The historical value is significant and can not be underestimated.

Key words: LU Xun, HU Shi, May Fourth New Literature, “harmony but not sameness”