数学之美在于它能够将复杂的事物简化。
The beauty of mathematics lies in its ability to simplify the complex.
创新不是一种选择；它是煤炭行业生存的必要条件。
When you forgive others, they may not notice, but you will heal. Forgiveness is not something we do for others; it is a gift to ourselves.
Management is not about control, but about service.