利润不是企业的正当目的。企业的正当目的是提供人们需要的产品或服务，并且做得足够好从而获得利润。
I don't wait for moods. You accomplish nothing if you do that. Your mind must know it has got to get down to work.
People don’t notice whether it’s winter or summer when they’re happy.
The art of being wise is the art of knowing what to overlook.
——2006年在西雅图市演讲
The development of efficient algorithms is not just a theoretical exercise; it has practical implications for the way we live and work.
保持谦逊，保持渴望。