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沒有行動的理想只是夢想。

The American farmer is the only man in our economy who has to buy everything he buys at retail, sell everything he sells at wholesale, and pay the freight both ways.

"I don't believe in happy endings. Life doesn't have them, so why should literature?"

Every algorithm tells a story, not just of the problem it solves, but of the ingenuity and creativity of its creator.

不斷學習的人，人生才會不斷升華。