Instruct: Classify Amazon reviews into positive or negative sentiment
Query: What a complete waste of time!

Boring, repetitive, indulgent, no concrete advice or solutions, endless anecdotes that he manages to maker all about him. For the first time in my life I am going to throw a book away so I don't subject anyone else to this drivel. Utter rubbish, don't bother.I just lost 3 days of my life.