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If it doesn't challenge you, it won't change you.
Literature is the art of expressing the inexpressible.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
Life is about taking chances and trying new things.
成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情,你就会成功。