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。
一本好书是最好的朋友,今天如此,永远如此。
Education is what survives when what has been learned has been forgotten.