I always like what Dr. Kristiansen has to say. I would have paraphrased this for you, but I didn't think I could word it any better than he does. I found this post on his blog recently, and really like what he has to say about goal setting aspects of pain management...click the link if you'd like to read it as well!
Is Pain Management on The Right Track ? | Picture of Pain
Sources: dolotest blog, wikimedia