The Facade Pattern and the Mediator Pattern use Dimitt's rule.
史蒂文·奈特（Taboo，Peaky Blinders）对狄更斯的标志性幽灵故事进行了独创的解读。 圣诞颂歌是对Scrooge灵魂黑暗之夜的一种刺痛感。
For the first point, we also often use it in our daily work, such as our Ajax request, which has a success and error callback function, and we can subscribe to Ajax success and error events. We don't care about the state of the object running asynchronously, we only care about success or error when we have to do something of our own ~
