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网球是一项残酷的运动。没有平局。如果你输了,你就出局了。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
成功的关键是在生活的各个领域不断成长 - 精神、情感、灵性以及身体。
The only sensible ends of literature are, first, the pleasurable toil of writing; second, the gratification of one's family and friends; and lastly, the solid cash.