死者并未死去。他们在记忆中活着。

可持续性不是一种选择，而是煤炭行业的必需品。

故事是编织我们人性结构的线索。

The heart has its reasons, which reason does not know.

We must be vigilant in protecting the Internet from those who would misuse it.

未来是由过去的积累构成的。