译文：去偷窃终究是瞒不过家乡的人，偷吃食物瞒不过舌头和牙齿。赏析：人做坏事迟早都会被大家知道，可以瞒得住一时，不能瞒得住一世。

永远不要低估努力和坚持的力量。

To collect is to gather things to yourself, to take things from the world and make them part of your own story.

反馈的研究就是稳定性的研究。

And if you take Warren Buffett and watched him with a time clock, I would say half of all the time he spends is sitting on his ass and reading. And a big chunk of the rest of the time is spent talking one on one either on the telephone or personally with highly gifted people whom he trusts and who trust him. In other words, it looks quite academic, all this worldly success.

计算学习理论为理解机器学习算法的能力和局限性提供了一个数学框架。