A poem describing an endless story

Liu Yuxi's poem: "Homesickness is empty, and I went to my hometown like a rotten ke." According to Shuo Wen Jie Zi, Wang Zhi went to the mountain to get firewood and watch the immortals play chess, and lived in the mountain for a period of time. Great changes have taken place in the world Later, "rotten ke" refers to the change of the world. Rotten people can refer to woodcutters, people who have just returned to their hometown after a long time away from home, and people who have experienced world changes. The story of "rotten people" is often used to describe the cold world.