Cows, pigs, wars, and witches are not arbitrary cultural preferences but adaptations to material conditions.
牛、猪、战争和巫术并非任意的文化偏好，而是对物质条件的适应。
Every case is a story, and every story has a beginning, a middle, and an end.
一个好的程序员是在穿过单行道前会两边都看的人。