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The only limits that exist are the ones you place on yourself.

So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.

Between the wish and the thing the world lies waiting.

不要輕易放棄，堅持到底就是勝利。

每個算法都講述了一個故事，一個從問題到解決方案的步驟敘述。

絕世美女的丈夫實屬犯罪階級。