抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
解释:不可因为个人喜欢而滥赏,不可因为个人恼怒而诛杀。
Sometimes the simplest questions lead to the deepest theories.
The search for happiness is one of the chief sources of unhappiness.