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The fundamental impulse that sets and keeps the capitalist engine in motion comes from the new consumers' goods, the new methods of production or transportation, the new markets, the new forms of industrial organization that capitalist enterprise creates.
书籍是最安静、最恒久的朋友;它们是最易接近、最睿智的顾问,也是最耐心的老师。
Never stop learning because the world never stops changing.