There is a bloke I work with and whenever I say something to him he says it back to me, but with the opposite meaning of what I have just said. It’s quite confusing, so I will give an example;
He says to me over the phone “are you in London or Manchester today?”
I respond, “I am in Manchester”
He says “ So, you’re in London”
I say, “No, I’m in Manchester”
If this happened once or twice, you might think it was an accident, but it happens everyday, sometimes it’s trivial stuff like that, sometimes it’s big stuff. I am a little worried about him, he is a bit old, so might be developing some form of dementia, but he might just be thick