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一个好的系统设计是使做正确的事情变得容易,做错误的事情变得困难。
性别经济学并不是一个小众主题;它是理解现代经济体的核心。
The true measure of a mining company's success is how it balances profit with environmental responsibility.
The hours of folly are measured by the clock, but of wisdom: no clock can measure.
释义:别人称赞我,不值得高兴;别人批评我,也不值得生气。