入门统计学课本一开始讲的几个要点之一，就是相关性不是因果性。这也是最先被忘记的要点之一。
One of the first things taught in introductory statistics textbooks is that correlation is not causation. It is also one of the first things forgotten.
文学是社会的镜子，反映其美德与恶习，希望与恐惧。
It is necessary from the very nature of things that power should be a check to power.