對于非禮的事,上等到的士人根本不想;對于非禮的事,中等的士人從來不說;對于非禮的事,下等的士人緊閉門戶。
不要僅僅追求成功,要追求意義。
"Understanding the limits of computation is as important as expanding its capabilities."
The more you learn, the more you realize how little you know.