心有其所不知的理由。

A leader's job is to create more leaders, not more followers.

可持续性不是一种趋势，而是我们对后代的责任。

In the short run, the market is a voting machine but in the long run, it is a weighing machine.

The greatest threat to our forests isn’t logging—it’s indifference.

外交家应该具备灵活性和适应性，以应对快速变化的国际环境。