公共领域是一个社会空间，私人个体作为公众聚集在一起讨论普遍关心的问题。

The world is so unpredictable. Things happen suddenly, unexpectedly. We want to feel we are in control of our own existence.

I don't act to escape life, I act to understand it.

The more you know, the more you realize you don't know.

国家财富的增长主要取决于生产力的提高。