If one only wished to be happy, this could be easily accomplished; but we wish to be happier than other people, and this is always difficult, for we believe others to be happier than they are.

身份高贵的人，不应该欺凌地位卑贱的人；腰缠万贯的人，不应该对穷人傲慢无礼。否则的话，他的荣华富贵就很难持久了。

The most important skill in AI is the ability to learn.

贫穷的本质是未来的不确定性吞噬了今天的可能性。

科学中最重要的是不要停止提问。