Sustainability in mining isn't an option—it's our license to operate.

我认为你必须做你自己。我不认为你可以伪造它。我认为你必须做你自己，并希望人们能接受真实的你。

这朵花藏在它那绿茵茵的房间中用了很长的时间来打扮自己。她精心选择着她将来的颜色，慢慢腾腾地妆饰着，一片片地搭配着她的花瓣，她不愿象虞美人那样一出世就满脸皱纹。她要让自己带着光艳夺目的丽姿来到世间。

"Every stroke of the brush is a decision that shapes eternity."

Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

The best way to predict the future is to invent it.