User blog comment:12th Supernova/Chapter 794: Memory/@comment-1991783-20150715111704/@comment-2226235-20150717045105

But how can you actually be sure what happened in the manga? Everything we see is our brain interpreting an external stimulus so then everything we know about the manga is based on our interpretation, which means nothing is cannon, since it's all what we know about the manga is based on what we think it portrays.