Life is too short to wake up with regrets.

决策分析的本质是将复杂问题分解为更简单、更易管理的组成部分。

人一旦成名，就一个朋友也没有了，这是一个很大的不幸。而尤其不幸的是自称为朋友的人也都离你而去。

经济学中的性别差距不仅仅是数字问题；它是关于谁的故事被讲述的问题。

命题是断言某事是或不是事实的陈述。

That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.