2. Summarize the theme: grasp the theme and emotional tone of the article by bidding farewell to Yuan Longping.
3. Outstanding features: The use of words such as "the great man of chivalry" and "the benevolent man of the country" emphasizes the image of Yuan Longping as a public welfare volunteer and scientific and technological talent with a sense of responsibility and social mission.
4. Enhance attraction: The wording of this title is infectious and affinity, which can attract readers' attention and improve reading interest and effect.