Sometimes you have to lose yourself to find yourself.

我们开采的土地不属于我们所有，而是由我们管理。

States are rational actors, and they will always act in their own self-interest.

The great man is a public misfortune.

煤炭开采的创新不仅仅是关于开采，而是要以更智能、更清洁、更高效的方式进行。

成功数据库系统的关键在于其能够随着用户需求的变化而发展。