When doing the quest "Jorgensen", messner didn't say any of his usual lines about being a mage, and instead kept saying a line that other npcs are supposed to say about him, referring to himself in the third person
Donn nah be too hard on the lad. He's had a hard time after all. Imprisoned by Orcs, an his !@#$ hurts an' he does nah know why. I'm sure he has more mental problems than just repressed memories.