I think most of us have the 'it's not fair' feeling at times. And I do not see you as whining, just someone trying to come to terms with a dramatic change in their personal life.
It isn't as if we had much warning (despite the much vaunted hindsight) And the holidays don't make it easier for us.
You are really doing much better than you seem to give yourself credit for, and you are very emotionally honest.
