最好的性能改进是从非工作状态过渡到工作状态。
The best performance improvement is the transition from the nonworking state to the working state.
The law, in its majestic equality, forbids the rich as well as the poor to sleep under bridges, to beg in the streets, and to steal bread.
所谓道德抑或不道德的书是不存在的。书就只有分写得好、写得差，仅此而已。
I don’t need approval, I need results.