Coal will remain a vital energy source, but only if we evolve with the times.

我在想，革命是不朽的。

行为不能脱离其适应背景。

"A writer is a mirror reflecting the world, but also a lamp illuminating the dark corners of the human soul."

写作是一种政治行为，因为它揭露了隐藏的东西。

Certification standards are meaningless without rigorous enforcement.