> The notion of object oriented programming is completely misunderstood. It's not about objects and classes, it's all about messages. - Alan Kay In other words

> The notion of object oriented programming is completely misunderstood. It's not about objects and classes, it's all about messages. - Alan Kay In other words it is about avoiding brittle hard-coded dependencies. When you "send a message" you can't depend on the implementation of the responding party. I think that's the general idea.