2. A young man named Lv Gongzhu worked under Ouyang Xiu, a famous writer and politician in the Northern Song Dynasty. One day, Fan Zhongyan visited and Ouyang Xiu invited Lv Gongzhu to entertain him. During the dinner, Fan Zhongyan mentioned Lv Gongzhu and asked him to ask Ouyang Xiu more about the skills of writing poems. Lv Gongzhu was deeply impressed by this. Under the example of Ouyang Xiu, his writing skills have been greatly improved.
3. Mencius lived in several places when he was a child: when he was next to the butcher's house, he killed pigs and barked like pigs; When you go to the market, learn from others to sell things; Finally, he moved to the library, where Mencius concentrated on his studies and later became a great thinker. Confucius' "You must choose your neighbor when you live, and you must show your talents when you walk" also illustrates this truth. Different environments can really change the development direction of some people.
4. It has been mentioned in ten miscellaneous notes of Yanzi Chunqiu that once the dried tangerine peel in Huainan is transplanted to the north of Huaihe River, it will become a bitter citrus reticulata. Although it is aimed at plants, it is pointed out that the change of environment also changes the nature of things, indicating that different environments play a decisive role in the development of the same thing.
When Zhang Heng was young, many of his confidants were very talented, especially Cui Yuan, who studied astronomy, mathematics and calendar for a long time. Zhang Heng often studies problems and exchanges ideas with him, which has benefited a lot. Later, Zhang Heng invented the seismograph, and his research in astronomy and physics also made great contributions to the science at that time.