There is some truth in all those things, Luna.
I ask myself am I being unfair. Maybe I grieve for when things were different.
But I've been around a lot of people with dementia, many worse than his. Lots of them could convey some appreciation.
To be fair, he does get confused when he can't see me. Sometimes he would call my cell phone when I was still in the house. He never, ever did have much understanding about helping another person's morale.