质量管理的问题不在于人们不知道它。问题在于他们认为自己知道。
The problem of quality management is not what people don't know about it. The problem is what they think they do know.
I'm the reason your sound won't echo.
所有人都显得很寂寞,用自己的方式想尽办法排遣寂寞,事实上仍是延续自己的寂寞。