Never ask a barber if you need a haircut.

没有坚强意志品质的人学识智慧也不会通达;不遵守诺言的人行动也不会实现。

A distributed system is one in which I can’t get any work done because some machine I’ve never heard of has crashed.

Every intervention should leave things better than we found them.

From life, from books, from others, we learn.