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Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
A Jewish man with parents alive is a fifteen-year-old boy, and will remain a fifteen-year-old boy until they die!
金钱不是激励因素...我的动力来自踢我热爱的比赛。