无论我们观察到多少只白天鹅,都不能证明所有天鹅都是白色的。
The tragedy of great power politics is that even well-intentioned states are forced to act in ways that can lead to conflict and war.
"Memory is a strange thing. It doesn’t work like I thought it did. It’s not a film you can replay. It’s more like a story you tell yourself, and the story changes every time."