The effects of policy changes are often more nuanced than simple economic models suggest.

种一棵树最好的时间是20年前，第二好的时间就是现在。

Leadership is not about being in charge; it's about taking care of those in your charge.

海洋是生命的摇篮，也是人类未来的希望，我们要像对待母亲一样呵护她。