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The propensity to truck， barter， and exchange one thing for another is common to all men， and to be found in no other race of animals.

The future of democracy depends on its ability to deliver economic growth and social justice.

The best ideas often come when you least expect them.

音樂是我的生命，感謝你們讓我的生命如此精彩。

Every decision we make today shapes the forests of tomorrow.