The sub-paragraphs are as follows: \x0d\ He is always so fast, clear-cut, concise, stuttering, unambiguous, not grunting, clear-paced, but quick, timely and quick. \x0d\② His understanding of each other is always thorough and clear. \x0d\③ He is honest, eager to absorb new information, interested in new trends and all new knowledge, but only humorous. \x0d\④ He often finds fault with his foresight on many issues. \x0d\⑤ Distinguish between right and wrong, have profound experience, know the root of the matter, and have suffered a lot, and want nothing more. He is rigid, invulnerable and delicate. Everyone cares about and forgives everything that can be forgiven in life, and understands all gestures. He is angular and subtle. In a word, an incisive and declared smile is so beneficial, wise and weighty. It's fun, but in moderation. \x0d\\x0d\: It shows his quick and thorough wisdom, indifference to fame and wealth, serious and responsible work and love for life. It begins with direct narration, and describes Xia Yan from the perspective of correcting date memory errors. Narration and discussion more specifically and profoundly reflect the charm of Xia Yan and the author's feelings.