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数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
One of the first things taught in introductory statistics textbooks is that correlation is not causation. It is also one of the first things forgotten.
拥有美好一天的唯一方法是以积极的态度开始它。