http://www.dailymail.co.uk/news/article-2414951/Brazilian-stroke-victim-stop-helping-developing-pathological-generosity-changes-brain.html
So basically, the thing that Jesus advised about doing unto others is now a pathology? at least in its extreme form.
St Frank became a saint. But now he'd be a mental patient.
Folks like this are interesting because study of such a person's brain can be used to map function. Like the man who thought his wife was a hat. Abnormality makes it possible to recognise normality.