Instruct: Classify Amazon reviews into positive or negative sentiment
Query: don't buy this book

Christianity Today, the American Academy of Pediatrics, Dr Jay Gordon and many others havedenouced this book and the authors methods as being dangerous. Babies who are breastfedon the scheduele included in the book, have suffered dehydration, failure to thrive, and severecomplications. Parents using this method have been convicted of child abuse!Please do not buy this book. Try The Baby book by Dr. Sears or You Baby and child byPenelope Leach instead.