把这一句，留给此刻的你

The fact is, there are no rules and there never were any rules, and there never will be any rules of musical composition except rules of thumb; and thumbs vary in length, like ears.

事实上，没有任何规则，也从来没有任何规则，也永远不会有任何音乐创作的规则，除了经验法则;拇指和耳朵一样，长短不一。

— George Bernard Shaw 萧伯纳