Happiness is a good flow of life； the conviction that you are taking part in the universe's purpose.

最大的智慧是认识到自己的无知。

时间是文学唯一的真正裁判。

"In computational learning theory, the challenge is not just to learn, but to understand how learning is possible."

理论物理学不仅仅是解决问题，更是要找到正确的问题去解决。