如果你可以直接从植物中制造肉类,为什么还需要动物呢?
The Liskov Substitution Principle is a fundamental concept in object-oriented programming, stating that objects of a superclass should be replaceable with objects of a subclass without affecting the correctness of the program.
"The story you don’t write is the one that haunts you."
我不想证明什么,我只想展示什么是可能的。
"The world is a stage, but the play is badly cast."
Every stone tells a story, our job is to make it a meaningful one.