你所需要的越少，你就越自由。

Abstraction is not just about hiding details; it's about creating a clear and concise model of the problem domain.

I look back on the past, committed a felony little fool, I want to communicate with him and let him understand, but I can't do this, the boy would not see the, only my old trunk.

The theory of computation provides a foundation for understanding what can and cannot be computed.

A mathematician's intuition is as important as rigorous proof.