A good abstraction is one that emphasizes the important details and suppresses the unimportant ones.

当你不再担心别人怎么想的那一刻，你就自由了。

"Science is not just a collection of facts; it's a way of thinking, a way of skeptically interrogating the universe with a fine understanding of human fallibility."

在计算的世界里，复杂性不是敌人，而是需要理解和掌握的挑战。