出自《海国图志·卷首》。地气和天时变化了，那么历史的体例也应随着时代的变化而变化。

效率是把事情做对；效能是做对的事情。

我努力活在当下。

"The more you try to control the truth, the more it controls you."

We can’t ignore the economic role of coal, but we also can’t ignore its environmental impact.

To be a poet is to have a soul so quick to discern, that no shade of quality escapes it.