你唯一的限制就是你相信的限制。

国家是理性的行为体，它们寻求最大化相对权力，以确保在竞争性的国际体系中生存。

The heart of the educator must be a living flame, a fire that can ignite the souls of the young.

我们必须建设天生绿色的网络，而不仅仅是改造为绿色。

You have to believe in the reality of the world and the reality of the people in it.

The market is always looking for the next big opportunity.

做好一件事的回报就是已经完成了它。