因其国家，去其无用，足以倍之。
而是根据国家的具体情况，去掉那些无益于实用的东西，这就足够使国家的财利增加一倍了。
User needs are both the starting point and the ultimate goal of product development.
记忆是脆弱的，但它也是我们理解过去最强大的工具。
The goal of computer architecture is to make the common case fast and the rare case correct.
The most basic human desire is to be recognized as a human being, and the most basic human fear is to be treated as less than human.
我被教导说，进步的道路既不迅速也不容易。