The enthusiastic students often took the direction of political idealism. The French Communists were making great advances at that time and the Chinese Communists were also active. Many of them, including Teng Hsiao-ping, often went to the University and created an omnipresent leftist tide.
熱情澎湃的青年學生，政治立場也容易理想取向，加上當時法國共黨份子活躍，中共也大肆活動，包括鄧小平在內的許多中共黨員，經常進出中法大學，造成左傾思潮瀰漫。