Well does that just imply he was acting the entire time? Because then his actions might actually be entirely accurate. Ninety percent of his lines totally do sound like he is holding a copy of the script.
"Whoa! This hall is dangerous!"
"Just a moment! I found something. It's a weapon. It's really powerful, especially against living things!"
"It's Forest! Oh, my god!"
And before anybody asks what talking about RE has to do with T'est;