晋代学者葛洪,幼年十分好学.当时他的家境很贫苦,没有钱买纸笔,他就自己上山打柴,把柴拿到市集上去卖掉后再买纸笔来学习.他学习很刻苦,经常读书读得很晚才休息.遇到书中的疑难问题不能解决时,不论严寒的大雪天或炎热的夏天,他总是跑上几十里远的路去向有学问的人请教,不把问题弄清楚不罢休.因此,没有几年,学问就大有进步.汉代的匡衡,家贫,好读书,晚上买不起蜡烛,就把墙壁凿一个小孔,借邻家的灯光读书.同县有一个大族,家里藏书很多.匡衡自动要求到他家去做佣工,不 Ge Hong, a scholar of the Jin Dynasty, was very studious at his young age. At that time, his family was very poor. He had no money to buy paper and pens. He just went up the mountain and made firewood. He took the wood to the bazaar and sold it before buying paper and pen to learn. He studied very well. Hard work, frequent reading, and reading late. When you encounter difficult problems in the book that cannot be solved, regardless of the severe snow days or hot summer days, he always runs tens of miles away to ask learned people. If we do not clarify the problem, we will not stop. Therefore, in a few years, learning has made great progress. In the Han Dynasty, when the family was poor and poorly read, they could not afford to buy candles at night, and they cut a small hole in the wall and use the lighting of their neighbors. Reading. There is a big family in the same county. There are many books in the family. Qi Heng automatically asks his family to work as a helper.