In treating people with Cognitive-Behavioral Therapy:
Which people can't be helped by therapy?
How are some people more treatable than others?
Additional Info
In the comments of a blog post analyzing male seducers, a psychotherapist explained the effect of narcissistic mothers on their sons. She said that some people have a greater capacity for benefiting from therapy than others. Some people can't be helped by therapy.
What makes a person unable to benefit from therapy?