Talk:Shinyaku Toaru Majutsu no Index Light Novel Volume 10/@comment-50.30.109.16-20140515191653/@comment-122.105.126.39-20140523190511

Because he regretted and felt guilty about destroying that perfect world.

The Will told him to follow his own desires and screw everything else, which is one point of view.

Misaka's point is that the perfect world was fake/forced, and not worth feeling guilty over.