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I don't like to lose money, so I try to buy stocks that are cheap.
我不喜欢亏钱,所以我试图买入便宜的股票。
The task must be made difficult, for only the difficult inspires the noble-hearted.
真正改变的唯一方法是改变你的环境。
可持续性不仅仅是一种趋势,更是我们对后代的责任。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.