出自孟郊《登科后》，郦波在讲解中分析了其历史背景与情感表达。

伦理学和美学是一体的。

Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

如果你想保护珍贵的东西，就必须把它锁起来，然后把钥匙扔掉。