每种心理状态都有其存在的目的；要理解它，我们必须询问它在更广泛的行为系统中发挥什么功能。
Every mental state exists for a purpose; to understand it, we must ask what function it serves in the broader system of behavior.
"A lie can travel halfway around the world while the truth is putting on its shoes."
"Un libro es una conversación entre el autor y el lector a través del tiempo."
你的挣扎不能定义你，你如何克服它们才能定义你。
你享受浪费的时间并不算白白浪费。
We must balance economic growth with environmental responsibility; they are not mutually exclusive.