Instruct: Classify Amazon reviews into positive or negative sentiment
Query: NOT HIS BEST BOOK

I HAVE READ ALL OF NICHOLAS SPARKS' BOOKS. I USUALLY READ HIS BOOKS IN ONE DAY BECAUSE I CAN'T PUT THEM DOWN. THIS ONE IS ANOTHER STORY. I HAVE BEEN READING IT SLOWLY FOR A WEEK AND CAN'T GET INTO IT. VERY DISAPPOINTED.