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Only a life lived for others is a life worthwhile.

我們學(xué)得越多，就越意識到我們不知道的還有很多。

First they ignore you, then they laugh at you, then they fight you, then you win.

Information is the key to the functioning of markets, and the lack of it can lead to market failures.

鋼鐵行業(yè)必須擁抱可持續(xù)性，才能在21世紀(jì)生存下去。