Instruct: Classify Amazon reviews into positive or negative sentiment
Query: A Most Amusing Book

This is one of the most hilarious books you will ever browse, and will be eager to share with a someone. It is a treat. It induces nothing but side-splitting belly laughs without ever trying. The book lists actual patents obtained, by inventive out-of-the-box thinkers and tinkerers. It beats any current humorists's or comedien's dull gibberish by a long shot. I knew there were wacko patents issued to wacko inventors but this list contains: lip shaper,automatic saluting hat,trains which go over one another on the same track,( as opposed to colluding) vulture powered baloons, water splashing wake up clocks, chewed gum locket, and some others I will let you to find out yourself. All and all, there are about 60 inventions listed. These inventions, all, were granted US patents by the Patent Office. Keep it on your bedside it will end your day laughing out loud regardless of the day you had earlier.