1, the second edition deleted some chapters in the first edition and added some new contents; For example, the second edition pays more attention to the empowerment and application of artificial intelligence, and adds some application cases of artificial intelligence in the fields of finance, medical care, education and national defense.

2. In the first edition, Herbert Bertman was optimistic that artificial intelligence technology can promote the progress and development of human civilization; In the second edition, he put more emphasis on the risks and coping strategies of artificial intelligence, saying that the development of artificial intelligence must be properly controlled.