Core Viewpoint - The article reflects on the significance of the Double Ninth Festival (Chongyang Festival) and how it serves as a moment for expressing nostalgia and familial bonds in contemporary society [1] Group 1 - The Double Ninth Festival is celebrated on the ninth day of the ninth month in the lunar calendar [1] - The poem "Thinking of My Brothers on the Ninth Day of the Ninth Month" by Wang Wei is highlighted as a classic representation of the feelings associated with this festival [1] - The article poses questions about how people today commemorate the Double Ninth Festival and express their longing for home and family [1]