Coal miners don't just dig in the dirt, they dig for progress.
煤矿工人不仅仅是在挖土，他们是在挖掘进步。
The challenge of leadership is to be strong, but not rude; be kind, but not weak; be bold, but not bully; be thoughtful, but not lazy; be humble, but not timid; be proud, but not arrogant; have humor, but without folly.
只知道自己的一面的人对那面了解甚微。
好奇心是发现的引擎。
成功不在于目的地，而在于旅程。