清代河北学人邓云乡清代前期河北学人影晌最大的首先要说到颜习斋和李恕谷。北京在本世妃二三十年代之间，在府右街中南海西墙外有一所著名的“四存中学”，就是以颜、李的“四存”学说来标榜的。何谓“四存”？就是《存性》、《存人》、《存学》、《存治》（钱宾四《中国... Qing dynasty Hebei scholars Deng Yunxiang Hebei scholars in the early Qing Dynasty, the first of its kind to say Yan Xi Zhai and Li Shu Valley. Between the 1920s and 1930s in Beijing, there was a famous “Si Chu Middle School” outside the west wall of Zhongnanhai on Fuyou Street, which is advertised in the “Four Survival” doctrine of Yen and Li. What is “four deposits”? Is the “deposit”, “depositors”, “deposit”, “deposit” (Qian Bin Si "China ...