可持续发展不再是可选项，而是任何负责任的采矿业务的必要条件。
The good life is using your signature strengths every day to produce authentic happiness and abundant gratification.
The most important thing in mathematics is to understand the concepts, not just to memorize formulas.
"The beauty of literature is that it allows us to live multiple lives in one."
The difference between fiction and reality? Fiction has to make sense.
一个地方不仅仅是它的地理，更是生活在那里的故事。
过去从未死去。它甚至还没有过去。
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome of the process of modernization.
没有比不愿看见的人更瞎的了。
