飞得越高，摔得越重。
The higher the flight, the harder the fall.
世界是一片伟大的沙漠，我们是其中的旅行者。
逃离系统的唯一方法是玩弄它，操纵它，让它自相矛盾。
Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.