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數(shù)學(xué)是理性的音樂。

In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.

經(jīng)常要坦白地承認(rèn)一項過失錯誤，這將使你的上司意料防備不及，才會給你一個機會去犯更多的錯誤。