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。

Be a yardstick of quality. Some people aren't used to an environment where excellence is expected.

Technology in fisheries should serve conservation first, then commerce.

The future belongs to those who understand that doing good is good business.

在数学中，坚持往往比才华更重要。