A person's temperament could be changed through reading because reading could enrich one's knowledge, broaden one's horizons, improve one's thinking ability and language expression ability, and thus shape the depth of one's thoughts, meaning, and extension. It could make one more confident, thoughtful, knowledgeable, and tasteful, which would affect one's temperament. Through reading, one could gain new experiences and feelings, thus changing one's mentality and emotions, making one more calm, calm, peaceful, and open. These qualities would also be reflected in one's temperament.