采矿技术的创新不是一种选择，而是我们对工人和环境应尽的义务。

学校必须是一个让孩子学会将眼前欲望服从于更大社会利益要求的地方。

The theory of economic development is the study of how the economic system generates the forces which incessantly transform it.

阅读之于心灵，犹如运动之于身体。

Over time, our emerging high-usage products will likely generate significant new revenue streams for Google as well as for our partners, just as search does today.

所有契约的价值，都是由契约者的欲望来衡量的。

It's simple, you just take something and do something to it, and then do something else.

在需要技巧的地方，武力没有用武之地。