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Life is too short to wake up with regrets.

記憶是我們必須珍惜和保存的寶藏。

You are too generous to trifle with me. If your feelings are still what they were last April, tell me so at once. My affections and wishes are unchanged, but one word from you will silence me on this subject for ever.

算法不僅僅用于解決問題；它們也用于理解世界。