User blog comment:IamJakuhoRaikoben/Chapter 498: Gray vs Invel, Review./@comment-7418318-20160823003510/@comment-7418318-20160823094525

I'm not talking about the inner monologue, but the things he said to Gray.

Invel thought about Gray awakening his inner Darkness, but talked out loud about going insane. The former can mean several things, the latter is very specific.