数学是理性的音乐。

“用进废退”无论在哪里都适用的道理

Adaptability is the cornerstone of resilience in an ever-changing market.

Never invest in a company without understanding its finances. The biggest losses in stocks come from companies with poor balance sheets.

所以，父母、老师、国君三者，都不能当作做事的法度。 

最个人的就是最普遍的。