巴菲特：90%的人买股票，从一开始就错了

Group 1 - The article reflects on Warren Buffett's 2003 shareholder meeting, noting that the questions were more business-focused rather than fan-oriented, resembling a business class [1] - Buffett and Charlie Munger addressed many questions regarding derivatives, particularly in relation to real estate and insurance ratings, highlighting their foresight in light of the subsequent subprime mortgage crisis [2] - During the meeting, Buffett was in the process of acquiring Clayton Homes, with several questions directed towards this investment [3] Group 2 - The article suggests additional readings, including insights on private equity's semi-annual performance and positions, as well as strategies from top pharmaceutical fund managers [5]