Abstraction is not just about hiding details; it's about creating a clear and concise model of the problem domain.
抽象不仅仅是隐藏细节;它是关于创建问题域的清晰简洁的模型。
外部世界的旅程可能有一百万步;内心世界的旅程只有一步:当下正在迈出的这一步。
The curious paradox is that when I accept myself just as I am, then I can change.
The best way to predict the future is to invent it.