古人云：“吾日三省晋身：为人谋而不忠乎？与朋友交而不信乎？传不习乎？”说的是古人自身修养的问题。清代画家郑板桥最精通画竹，他说：“三十年来画竹枝，日间挥写夜间思。”说的是苦心钻研绘画的问题。新中国县委书记的好榜样焦裕禄，生前主持河南省兰考县工作时，每天入 The ancients said: “My three provinces have gone to the top: disinterested for the sake of the people? Not trusting with friends, not passing?” It is the ancient people’s self-cultivation. Zheng Banqiao, a painter of the Qing Dynasty, was the most expert in drawing bamboo. He said: “Drawing bamboo sticks for 30 years and writing nighttime thoughts throughout the day.” It is a matter of painstakingly studying painting. A good example for the county party committee secretary of New China, Jiao Yulu, who worked in Lankoo County, Henan Province, every day during his lifetime.