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Most people overestimate what they can do in one year and underestimate what they can do in ten years.

The value or worth of a man is, as of all other things, his price; that is to say, so much as would be given for the use of his power.

一個國家的真正財富來自于它的土壤。

我們必須投資未來，而不僅僅是開發(fā)現(xiàn)在。

In man-machine symbiosis, it is man who must adjust: The machines can't.