最大的性能改进是当系统从不能工作到能工作的时候。
The greatest performance improvement of all is when a system goes from not working to working.
keep fit and don't lose your nerve.
I think that the most important thing is to be grateful for what you have.
每个人都是自己的上苍。如果你自己都放弃自己,还有谁会救你?强者自救,圣者渡人。