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Every equation we write is a poem of the universe, a verse in the grand epic of existence.

皺紋應當只是微笑留下的印記。

"To be human is to be flawed, and to be flawed is to be real."

當今煤炭行業的領導力意味著在經濟需求和環境責任之間找到微妙的平衡。