The Three Lives Pillow had been written on whether the Emperor had forgotten the past. At present, there was no clear evidence to show whether he had forgotten the past. In the novel, the Emperor was an extremely intelligent, powerful, and intelligent character. He had complicated emotional lines and life experiences. Although he had experienced a lot of pain and sadness, he also had many beautiful memories and experiences that might affect his behavior and decisions. Therefore, we can't be sure whether he has forgotten the past. It depends on the subsequent plot and development of the novel.