He has been positive about us before saying that we are one of his favourite teams to watch.
The point is he recognises our quality - he isn’t saying that about others much like Mourhino only considers us, Liverpool and City as title challengers this season. The games most successful managers think the we have the players to win major titles but seemingly supporters do not.
If you wanna take Guardiola's forked-toungue comments as genuine then that's your own look out, but beyond that what are you talking about?
A minority of pundits and media say we are good enough to challenge.... That doesn't magically equate to your stance that if we don't win it the gaffer is a failure.