每一个挑战都是学习和成长的机会。
Systems have sub-systems and sub-systems have sub- systems and so on ad infinitum - which is why we're always starting over.
The past is never dead. It's not even past.
International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.
永远要走“正道”,它并不拥挤。
不要担心别人会做什么。预测未来的最好方法就是去创造未来。