个体被简化为对他所期望的常规反应和操作模式的节点。
我们不是在观察心灵，而是心灵通过我们在观察世界。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
The goal of mathematics is to understand the structures that underlie the phenomena we observe.
Life is a journey, and if you fall in love with the journey, you will be in love forever.
Most of what matters in our lives takes place in our absence.
——杜抨击当时的国民政府。