避免麻烦的最大方法之一就是保持简单......系统经常会失控。
One of the greatest ways to avoid trouble is to keep it simple...the system often goes out of control.
The best strategies are flexible enough to adapt to change.
现实只是我们想象力能够设想的无限可能性之一。
The community is a fictitious body， composed of the individual persons who are considered as constituting as it were its members.