Group 1 - The article reflects on the clarity of childhood memories as one ages, likening them to footprints in spring grass that emerge in winter snow [1] - It discusses the significance of personal experiences and the importance of documenting them through writing, emphasizing that memories belong to the individual [2] - The narrative highlights the transformation of a street named Dali Road into a historical street within the famous Wudadao area of Tianjin, noting its unusual short history and the notable figures who lived there [2] Group 2 - The text describes the duality of family life, where the first family is built by parents and the second is constructed by oneself, emphasizing the protective nature of parental homes [3] - It details the father's rise from a bank employee to a successful figure due to hard work and opportunities, while the mother is portrayed as resourceful and capable despite financial challenges [3][4] - The narrative illustrates the changes in the family’s living situation and the broader societal shifts, including the impact of historical events on the Wudadao community [6] Group 3 - The article notes the gradual transformation of the Wudadao area, with an influx of new residents and the emergence of small businesses, reflecting the blending of cultures between the old city and the former foreign concessions [6] - It conveys a sense of nostalgia and attachment to the Wudadao area, indicating that despite physical distance, the emotional connection remains strong [7] - The closing thoughts emphasize the enduring nature of memories and the idea that while life changes, the essence of home and personal history persists [8]