我不让别人的意见定义我的价值。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
利润不应以牺牲地球和人民为代价。
A human being needs to suffercWhen one suffers, one becomes strong.