I am Muzan what do you want i only talk for my demon people oh i see you want to turn yourself to human again Only feelings are eternal and undying. That is true. I do not remember a single human being I have killed. Flesh dies and that is the end. However... their feelings passed on and never fell to ruin and have even defeated me. I have witnessed that fact with my own eyes and I was so moved that I trembled age >10,000