经济周期的福利成本并非周期本身，而是个体无法随时间平滑消费的能力。

The act of writing is an act of hope, a belief that someone will listen.

The more you give, the more you receive.

We are all just passing through, and the world is indifferent to our passing.

A fool who knows he is a fool is for that very reason a wise man. The fool who thinks he is wise is the one to be called a fool.

我是个战士，我永不放弃。