优化是在给定约束条件下做出最佳决策的艺术。

The writer must believe that what he is doing is the most important thing in the world. And he must hold to this illusion even when he knows it is not true.

人在幼年时，精神专注敏锐，成年后思想容易分散，因此教育要趁早，不可错过时机。

我们才刚刚开始。

The separation of law and morals is a necessary feature of a legal system.

Trust is the expectation that arises within a community of regular, honest, and cooperative behavior, based on commonly shared norms, on the part of other members of that community.

繁荣建立在五个支柱上：积极情绪、投入、人际关系、意义和成就。

历史不会原谅遗忘。