奖赏不正确，没有鼓励作用；施刑不正确，也起不到惩戒作用。

除了感官，什么也不能治灵魂的创痛，同样，感官的饥渴也只有灵魂解除得了。

人类思维是一个复杂的系统，理解它需要多学科的方法。

The difference between animals and humans is that humans are capable of reasoning， but even that is unreliable.

The success of any political system depends on its ability to deliver both prosperity and justice.

The voice is an instrument that is inside you. It’s the only instrument that you can’t see.