From the perspective of sentence structure and grammar, "meticulously talk about words". In literary works, there is no universal truth that applies to any article. Specific issues must be analyzed concretely and "bitten" in a specific language environment. This is the true meaning of chewing words. With the help of historical records, from the perspective of text expression, " "It's just words." The passage about Li Guang shooting tigers in the Historical Records is originally very exciting, with accurate diction and intriguing thoughts. Although it is a narrative, it also writes about people.