采矿业有责任为后代留下积极的遗产。
The improvement of understanding is for two ends: first, our own increase of knowledge; secondly, to enable us to deliver that knowledge to others.
本来该称赞的，却不称赞；不该称赞的，却高调唱着赞歌，这种人不会有仁爱之心。
世界会打击每一个人，但经历过后，许多人会在受伤的地方变得更坚强。
The most important thing in science is not so much to obtain new facts as to discover new ways of thinking about them.
能够使我们成为现在的我们的唯一因素将是对类似我们的东西的感知。
The secret of being miserable is to have leisure to bother about whether you are happy or not.