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Difficult circumstances serve as a textbook of life for people.
The only real truth is the truth of love.
数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
你围绕你所恐惧的事物建立生活,然后你的一生都在恐惧中度过。
The most effective way to destroy people is to deny and obliterate their own understanding of their history.