Every challenge in mining is an opportunity to innovate.

没有真理，只有感知。

I prefer to supervise the whole operations of the government myself rather than entrust the public business to subordinates.

石材的真正价值在于我们如何改造它以供人类使用。

成功不是终点，失败也不是致命的：重要的是继续前进的勇气。