设计程序的最好方法是设计它。
The best way to design a program is to design it.
选自汉·桓宽《盐铁论·申韩》。从事治学的人,需要广泛的阅读,并且需要从中吸取正确、有用的内容。
Do what you can, with what you have, where you are.