Memory is a kind of accomplishment, a sort of renewal.

"A great book is not one that is read, but one that reads you, revealing the depths of your own soul."

模糊逻辑并非模糊思维，而是一种关于不精确性的精确逻辑。

Teaching is my greatest work of art.

人不是为失败而生。一个人可以被毁灭，但不能给打败。