Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Waste of time written by pretentious snobs, zero stars

It seems almost impossible to believe that this was on any best seller's list. If you must read this I suggest drinking plenty of coffee and possibly a mouth guard or something to stop your teeth from grinding. This novel was characterized as a thriller for those who like problem solving; unfortunately it was far from thrilling, contained no problems to solve and had little if any plot. I'm actually mad that I even wasted my time reading this crap.One word really sums up this book: pretentious