The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
企业的角色是生产比其成本更有价值的商品和服务,同时尽可能少地消耗资源。
A car is no longer just a means of transportation, but a mobile living space.