The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

If you want to go fast, go alone. If you want to go far, go together.

婚姻必须不断与一个吞噬一切的怪物作斗争：习惯。

数学中发现的快乐是无与伦比的。

A book must be the axe for the frozen sea within us.

教育儿童，就不需要惩罚成年人。