南京大学历史系李良玉老师让我去给他带的博士生做一个讲座,无意中说到读书的“三七开”。我和同学们说,一个人真想做学问,在准备阶段,读书有三个“三七开”,这就是七分专、三分杂,七分精、三分泛,七分读、三分疑;而到了研究阶段,“三七开”就该倒过来,变成三分专、七分杂,三分 Li Liangyu, a professor of history at Nanjing University, asked me to give a lecture to the doctoral student with him. Inadvertently, I talked about the study of “March 7th Movement.” My classmates and I said that a person really wants to be an academic. During the preparatory stage, there are three “March 7th” readings. This is the seventh year, the third year, the seventh year, the third year, the seventh year and the third. Suspected; and to the research stage, “March 7” should be turned upside down, into three points, seven mixed, one-third