比培训员工后失去他们更糟糕的是不培训他们而留住他们。

It was the best of times, it was the worst of times.

"El silencio es el lenguaje de Dios; todo lo demás es una pobre traducción."

Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.

In an industry as traditional as cement, disruption is the only path to progress.

煤炭行业必须依靠技术发展来可持续地满足全球能源需求