Avoid bitterness. Let go of the things that people say or do out of ignorance. You would probably do the same thing if you didn't know better. And for the days that your molehill does look more like a mountain, climb that mountain with as much style and grace as you can muster.
I hope I'm asking this question on behalf of the majority of my peers, but which school of thought produced the Ostrich strategy in regards to responding to customer service, and ultimately, public relations issues?