The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.
抽象的力量在于它允许我们在更高的层次上推理系统，而不会被细节所困扰。
Quality is not an act, it is a habit.
算法是计算的诗歌。每个算法都有一个故事要讲述。
Compliment people behind their back. It’ll come back to you.
Science must be a force for good in the world.
永远不要停止学习；一旦停止，你就会过时。