Instruct: Classify a given Amazon review into positive or negative sentiment.
Query: Concerned mother about Cornerstone

My son just joined a Cornerstone Recovery group in Texas. What connection does Meehan have with Cornerstone? These are scarey reviews on his book. I know Cornerstone recommends reading his book. What are they doing to these kids that make it sound like a cult? He does seem to not want to do drugs another;however, I don't want him to trade one addiction for another. Concerned Mom...