数学教会我们同时进行逻辑和创造性的思考。
A company's values are its compass—they should guide every decision.
真相很少是纯粹的,也从来不是简单的。
未来属于那些能够适应的人。
The most important thing in life is to have a sense of purpose and to pursue it with passion.
可持续发展不是选择,而是煤炭行业的必然要求。