"In computational learning theory, the challenge is not just to learn, but to understand how learning is possible."
在计算学习理论中，挑战不仅仅是学习，而是理解学习是如何可能的。
最伟大的领导者不一定是做最伟大事情的人，而是能让人们去做最伟大事情的人。
The world is a place of the living, and the dead have no place in it. The dead are nothing. They are not even a memory. They are forgotten.
【译文】来势像暴风骤雨一样猛烈，退去像微尘飘落一样静悄悄。长江的后浪推涌着前浪，世上的新人赶超着旧人。