"It can energise or relax. It can foster a sense of playfulness or release anger and tension. It can also help in the conquering of social isolation and the building of positive relationships."
One patient, an alcoholic, told Simon her drumming sessions had helped her so much it had given her the inspiration to continue with a gruelling detox course.
Which is obscene, horrific, offensive, badly drawn, spellchecked, and written. And also both funny and contains a large enough nugget of truth to be well worth reading.