Every ton of coal we extract must create maximum value with minimum environmental impact.
我们开采的每一吨煤炭都必须以最小的环境影响创造最大的价值。
The only way to achieve the impossible is to believe it is possible.
The most successful businesses are those that align profit with purpose.
Treat every problem with reason.
逻辑学研究不仅仅是关于推理规则,而是关于推理本身的本质。