抽象是管理软件系统复杂性的关键。
Abstraction is the key to managing complexity in software systems.
The only thing that will redeem mankind is cooperation.
Use music to express the truest self.
The longer I am out of office, the more infallible I appear to myself.
我相信爱和音乐的力量可以治愈并让人们团结在一起。
I'm not a businessman, I'm a business, man.