后见之明对历史学家乃至回忆录作者非常有用，但遗憾的是，实践中的政治家却无法拥有。
The poet is a witness, not a judge.
You can't manage what you don't measure.
The only thing that matters is the music and the fans.
语言不仅仅是交流的工具，更是塑造我们现实的方式。