顾颉刚的社会交往之广泛,人际资源之丰富,人脉网络之复杂,在近代中国知识分子的交往史上可谓首屈一指。翻阅《顾颉刚日记》便可知,顾颉刚所交往的对象涵盖政、商、学、军等各界,大到与蒋介石共餐,小到与车夫的交流,日记中都有涉及。而与女性朋友的交往也构成了他社会交往的一个重要组成部分。这一点余英时先已发现,他在为联经版《顾颉刚日记》所作的序言《未尽的才情——从〈顾颉刚日记〉看顾颉刚的内心世界》足足用了三分之 Gu Jiegang has extensive social contacts, rich interpersonal resources, and complicated network of contacts. It is second to none in the history of modern Chinese intellectuals’ exchanges. By reading Gu Jiegang’s diary, we can see that the subjects contacted by Gu Jiegang cover all walks of life such as politics, commerce, academia and military, as much as sharing a meal with Chiang Kai-shek, as little as the communication with the coachman and diaries. The interaction with female friends also constitutes an important part of his social interaction. This is the first time that Yu Yingshih found out that his preface to the edition of Gu Jiegang’s diary “Outstanding Talents - Viewing Gu Zhigang’s Inner World from ” used a full third