There is no such thing as a quality problem. There are only problems of people not doing what they are supposed to do.

If you shed tears when you miss the sun,you also miss the stars.

如果在一个游戏中，获胜变得过于重要，那么我们可以修改游戏规则以便从中获得更多乐趣。而修改规则本身就可以成为一个新的游戏。