You can t just ask customers what they want and then try to give that to them. By the time you get it built, they ll want something new.
你不能只问顾客要什么,然后想法子给他们做什么。等你做出来,他们已经另有新欢了。
预测未来的最好方法就是设计它。
数学的美在于它能够以最简单的术语描述宇宙。