If a lion could talk, we could not understand him.

过去不是负担，而是基础。

In social networking, user growth is not the goal but a natural result of user satisfaction.

可持续林业不仅仅是砍伐树木；它关乎我们星球的未来。

人类个体自由探索的思想是世界上最宝贵的东西。

A long habit of not thinking a thing wrong gives it a superficial appearance of being right.