Quality is not a position; it is a practice.
质量不是职位；它是一种实践。
We are all in the gutter, but some of us are looking at the stars.
世界是一本书，不旅行的人只读了一页。
我不是来让每个人都喜欢我的。我是来做我自己的。
The best way to learn is to teach.