种树的最佳时间是25年前，第二好的时间是今天。

We are all obsessed with the idea of the frontier, but it's a frontier that keeps receding.

跨境合作是解决全球森林砍伐的唯一途径。

最成功的城市空间是那些促进人类互动和联系的空间。

She wore far too much rogue last night and not quite enough clothes. That is always a sigh of despair in a woman.

The true measure of a company's value is how it treats its lowest-paid workers.

风险管理不是消除风险，而是在可接受的范围内理解和控制风险。