The thing about happiness is that you only know you had it when it's gone.
经验是我们给错误取的另一个名字。
成功不是终点，失败也不是致命的。
The best way to write a program is to write it.
技术的进步基于让它融入生活，以至于你甚至不会注意到它，让它成为日常生活的一部分。