一个故事从来不仅仅是一个故事；它是人类经历的一部分。
A story is never just a story; it is a piece of the human experience.
The best way to cheer yourself up is to try to cheer somebody else up.
True leadership is about inspiring others to see what's possible.
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome of the process of modernization.
The 40% solution: The capacity to increase happiness is within our personal control.