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數(shù)學是概念之間關(guān)系的科學，與內(nèi)容無關(guān)。

We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way.

如果你不憤怒，說明你沒有在關(guān)注。

我如此興奮，仿佛能聽到天堂的聲音。