Dementia 102

OT:  "Hallo Mrs R.  Are you going to join our reading group today?"
Mrs R:  "What?"
OT:  "Our reading group.  A lady reads different articles and stories and then you have discussions about it.  You will enjoy it, because you love interesting articles and reading, don't you?"
Mrs R:  "Yes, I do.  But I'm sorry, I cannot join your reading group."
OT:  "Why not Mrs R?"
Mrs R:  "Because... I've lost my mind..."