我的案头放着三本书:《走出中世纪》《走出中世纪二集》《周予同经学史论》。那是著名历史学家复旦大学朱维铮教授赠送给我的,上面还有先生的亲笔题字。诚然,按照我有限的历史知识,要想真正读懂其中的内容,那是极其困难的。但出于对学者及其学识的虔诚和崇拜,我还是反复认真地阅读了其中的序、跋和部分章节。“行年五十而知五十 My desk stood three books: ”Out of the Middle Ages“ ”Out of the Middle Ages“ episode ”Zhou Yu with the history of Confucianism." That is a famous historian Fudan University, Professor Zhu Weizheng presented me, above there is a gentleman’s inscription. Admittedly, according to my limited historical knowledge, it is extremely difficult to really understand the content. However, out of piety and worship of scholars and their knowledge, I have repeatedly and carefully read the preface, postscript and some chapters. Fifty years and fifty years