The trouble with anyone when they're unhappy or in a relationship they recognize is not working but don't know what to do about is that they can't see farther out than that. If the relationship is not working if what was there isn't there anymore you have to do something about it.
Of course Einstein was a very great scientist indeed and I have enormous respect for him and great admiration for the discoveries he made. But he was very committed to a view of the objectivity of the physical world.