The subjectivity of oral history,which is the habitual subjectivity of preceding generations,is what laypeople are most likely to pay attention to.Overall,laymen's attention to oral history is like a bystander appreciating all the fascinating scenery at a crossroads.At the same time,the literature-based view has also shaped public understanding of oral history.Essentially,all historical knowledge comes from human brain memory,and thus oral and written forms of history are different expressions of brain memory.Individual memory pertains to both a human perspective and a holistic perspective,and this micro cognition is a prerequisite for establishing the history of all larger units.Meanwhile,objectivity is a professional"one view"based on the"public view".Only with different perspectives on the part of different people can there be objective constructions of different types of group history and collective history.