分布式系统是指一个系统中，即使是你不知道存在的计算机发生故障，也可能导致你自己的计算机无法使用。
A distributed system is one in which the failure of a computer you didn't even know existed can render your own computer unusable.
The world changes by your example, not by your opinion.
史记
华尔街拥有太多的财富和政治权力。