A distributed system is one in which the failure of a computer you didn’t even know existed can render your own computer unusable.
分布式系统是指一个你甚至不知道存在的计算机的故障可能导致你自己的计算机无法使用。
某些价格形态并非随机，而会有对预测的影响。
A program that has not been tested does not work.
Efficiency and ethics must go hand in hand; one cannot thrive without the other.