"Sometimes the hardest thing in life is to know which bridge to cross and which to burn."

The true measure of success is not just profit, but the positive impact we leave on society.

如果一个人不过高地估计自己，他就会比他自己所估计的要高得多。

This is true: It’s hard to cheat an honest man.

煤炭行业不仅仅是挖掘岩石；它是推动进步和维持社区的力量。