树木有根则繁茂，根腐则树枯萎；鱼有水才能活，水干涸了鱼则必死；灯有油才光亮，油尽则灯灭。人有真精神，保护则长寿，戕害则必死。

Technology is transforming coal mining from a brute force industry to a precision operation.

The growth of an enterprise is a process of continuous trial and error.

如果没有蝴蝶，没有毛毛虫，还会有谁来看我呢？你离我那么远……至于大动物，我才不怕呢，我有我的力爪啊。