Group 1 - The article emphasizes that ordinary investors should focus on long-term investments and high dividend stocks to achieve stable returns [2][8] - It discusses the importance of understanding personal risk tolerance and investment style, suggesting that some investors are better suited for long-term strategies while others may excel in short-term trading [4] - The narrative highlights the challenges of achieving ideal returns in the stock market, indicating that many investors struggle to maintain consistent profitability over time [7][8] Group 2 - The text mentions that relying solely on luck for profits in trading is unsustainable, and emphasizes the need for skill and strategy to achieve long-term success [3][6] - It points out that low-risk investment strategies are suitable for most ordinary investors, but achieving excess returns requires a deeper understanding and knowledge that surpasses the average investor [8] - The article also notes that trading in stocks and futures is highly competitive, with a low probability of significant success, likening it to a challenging profession [5][6]