Simplicity is the ultimate sophistication.
—— Leonardo da Vinci
简单，是对复杂度的终极驾驭。 —— 列奥纳多·达·芬奇（文艺复兴巨匠）
Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.
—— Antoine de Saint-Exupéry
完美，不是加无可加，而是减无可减。 —— 安托万·德·圣-埃克苏佩里（《小王子》作者）
There are two ways of constructing a software design: One way is to make it so simple that there are obviously no deficiencies, and the other way is to make it so complex that there are no obvious deficiencies. The first method is far more difficult.
—— C.A.R. Hoare
软件设计有两种方式：一种是让它足够简单，以至于显而易见没有缺陷；另一种是让它足够复杂，以至于没有显而易见的缺陷。第一种方法要困难得多。 —— 托尼·霍尔（图灵奖得主）