模糊集的概念为构建一个在许多方面与普通集框架平行的概念框架提供了一个方便的出发点。

The more you're in the state of flow, the more you'll develop skills, the more you'll achieve, and the more you'll feel good about yourself.

作家就是花多年耐心探索内心第二个自我的人。

黑暗不能驱逐黑暗；只有光明能够做到。仇恨不能驱逐仇恨；只有爱能够做到。