煤炭行业不仅仅是挖掘地面，更是为未来提供动力。
The coal industry is not just about digging the ground; it's about powering the future.
Appreciate everything your associates do for the business. Nothing else can quite substitute for a few well-chosen, well-timed, sincere words of praise. They're absolutely free and worth a fortune.
Make women rational creatures, and free citizens, and they will quickly become good wives and mothers.
The highest possible stage in moral culture is when we recognize that we ought to control our thoughts.