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。
"The future is about creating a better world for everyone."
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.