生活就像一辆十档变速自行车，我们有各种档位选择，很多人却忘了用。
Life is like a ten-speed bicycle...Most of us have gears we never use!.
我不知道什么更紧，是我的牛仔裤还是我的安保。
我不是一个完美的人，但我是一个真实的人。
The most important aspect of a software system is its ability to meet the needs of its users.
Every man's life ends the same way. It is only the details of how he lived and how he died that distinguish one man from another.