人は誰でも、傷つくことを恐れている。
每个人都害怕受伤。
我们从这样的假设开始:任何学科都可以以某种智力上诚实的形式有效地教给处于任何发展阶段的任何孩子。
The heart is a strange thing. It can be broken and still keep beating.
The Soviet Union was a civilization of fear, where people lived in constant dread of the knock on the door at night.
Don't let the noise of others' opinions drown out your own inner voice.