我不是一个放弃幸福的人。
我总是在寻找改进的方法。
The best performance improvement is the transition from the nonworking state to the working state.
原文英文：The most merciful thing in the world， I think， is the inability of the human mind to correlate all its contents. We live on a placid island of ignorance in the midst of black seas of infinity， and it was not meant that we should voyage far.