Group 1 - The article discusses the importance of exposure to diverse ideologies and lifestyles in shaping one's beliefs and choices, particularly in a city like Shanghai that embraces various cultures [2][3] - Shanghai is portrayed as a city with a rich cultural landscape, where different lifestyles coexist, allowing individuals to make informed choices about their own paths [2][3] - The author emphasizes the value of experiencing life in a big city, suggesting that even temporary stays can provide significant personal growth and enjoyment [6][9] Group 2 - The article highlights the contrast between Shanghai and other cities, particularly regarding the perception of livability and cultural vibrancy, with Shanghai being viewed as more enjoyable and efficient [3][9][10] - It addresses the phenomenon of external perceptions of cities, noting that negative online reviews are common for many urban areas, including Shanghai, but these do not reflect the true experience of living there [11] - The discussion includes the economic implications of living in a city like Shanghai, where the rental market is emphasized as a viable option for those who do not wish to commit to long-term ownership [5][9]