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In science, we try to explain what we don't understand. In mathematics, we try to understand what we can't explain.

音樂是靈魂的語言。

重點不是預測未來，而是為未來做好準備。

Every man is guilty of all the good he did not do.

No president who performs his duties faithfully and conscientiously can have any leisure.

書籍是黑暗中的光。