If you never want to be criticized， for goodness' sake don't do anything new.

History is not just about the past, it is also a mirror of the present.

成功不是幸福的关键，幸福才是成功的关键。

Elegance in design comes from solving the right problem in the right way.

我不喜欢说太多，我更喜欢让我的球拍说话。