不了解儿子就看和儿子交往的朋友，就清楚了；不了解君主就看看君主身边的人，就明白了。

对森林最大的威胁不是采伐，而是漠不关心。

We are all time travelers in the river of DNA.

Profitability and sustainability must go hand in hand—they are not mutually exclusive.

Innovation is the backbone of modern mining—without it, we're just digging holes in the ground.

成功的衡量标准不仅仅是产量，还有改善的生活。

艺术是希望的最高形式。