永远别把自己太当回事。没人在乎。

Mathematics is the music of reason.

每一天都是改变生活的新机会。

The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.

在商业中，如果你不前进，你就在落后。没有停滞不前的余地。