16. 設計的目的是要建立一個精簡的內部結構,有時也稱為架構 …… 整個設計過程的最終成果就是一份設計。 The purpose of design is to create a clean and relatively simple internal structure, sometimes also called an architecture. . . . A design is the end product of the design process. - Bjarne Stroustrup (C++ 之父 )