那些没有缺点的人的问题在于,通常你可以肯定他们会有一些相当讨厌的优点。
Train people well enough so they can leave, treat them well enough so they don't want to.
Even in abstraction, mathematics has profound real-world applications.
生活中唯一的限制是你自己设定的。
The best designs are those that improve with age.
不光染丝是这样,国家也会被染。