Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.

国家财富的增长主要取决于生产力的提高。

I think， I think when it’s all over， it just comes back in flashes. You know， it’s like a kaleidoscope of memories. But it just all comes back. But he never does.

已所不欲，勿施于人。