优化编译器很像核电站。它们都非常强大，也非常危险。
Optimizing compilers are a lot like nuclear power plants. They are both very powerful and very dangerous.
没有听到不如亲耳听到，亲耳听到不如亲眼见到，亲眼见到不如清楚知道，清楚知道不如亲自实践。
书是一面镜子：如果一只猿猴往里看，使徒不太可能往外看。