The capital asset pricing model was not intended to be a positive theory of equilibrium in capital markets, but rather a normative theory of how prices should behave if investors acted in a certain way.
资本资产定价模型并非旨在成为资本市场的实证均衡理论，而是一种规范性理论，描述如果投资者以某种方式行事，价格应如何表现。
真相很少是纯粹的，也从不简单。
The things we don’t say shape us as much as the things we do.
追求数学真理是一项崇高的努力。
我们从父母那里继承的不是贫穷，而是他们的恐惧。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.