Abstract: The subjectivity of literature theory is the essential issue for its existence.However,it was often neglected.The function of literature theory was limited in the past thirty years due to the lack of a conscious sense of theoretical subjectivity,leading to the dislocation between theory and practice.Summing up the development of literature theory in the past thirty years,we should deepen and widen the corresponding fields in literature theory and literature practice,strengthen the subjectivity of literature theory,maximally breakthrough the limit of literature limit,and make Chinese literature theories prosperous.

Key words: literature theory, functional limit, function utility, theoretical breakthrough