In recent years, the educational reform in China advocate "educationist initiation" for running a school. Liu Pengzhi, principal of the affiliated high school of Renmin University of China is one of the typical representative of educationist in running schools. Based on Liu Pengzhi principal with abundant and profound educational "thought", and "scientific, pragmatic education management thought", combined with the study of his school-running practice, show the core character and glamour of her as an educationist, hope that it will bring some inspiration and lesson to the educators in our country, to prompt more good educator grow to be an educationist, promote the development of education cause in our country.