The goal of all therapies is to help the patient free himself from whatever emotional problems beset him.
"A Practical Guide to Self-Hypnosis"
Melvin Powers
These therapies are accepted because someone else with authority is doing it to them.
"How and When to Be Your Own Doctor"
Dr. Isabelle A. Moser with Steve Solomon
However, as much as I lack respect for conventional medical cancer therapies, I do think surgery can have a useful place in cancer treatment along with hygienic methods.
"How and When to Be Your Own Doctor"
Dr. Isabelle A. Moser with Steve Solomon