Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Agreement with David Group

I bought this book in the ramsj for 1.25 (=$1) and it is hopeless. In the second half scenes and time switch every five sentences and the misery, in the writing and in the plot, is almost unbearable. Curing by mantra's and a lot of esoteric nonsense. I think I've paid too much.