书籍可以是镜子、窗户和滑动玻璃门。
"Books can be mirrors, windows, and sliding glass doors."
The mind is a continuous stream of events.
Life can only be understood backwards; but it must be lived forwards.
顾客忠诚是赢得的，不是买来的。
可持续性不仅仅是关于环境，它还关乎人。