专家就是在非常狭窄的领域内犯过所有错误的人。
An expert is a person who has made all the mistakes that can be made in a very narrow field.
The writer must be a witness to history, even if history ignores him.
The beauty of theoretical computer science lies in its ability to abstract and solve problems that seem insurmountable.
"The hardest part of being a machine is pretending to be human."