Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.

Input: Consider Input: I've read all of the Night World books, and this is a great book, but I must say, it's not L. J. Smith's best

Output: Positive

Input: Consider Input: This thing is awful. Prints magenta only. Drives me crazy. I am going to go find a high building to throw it from.

Output: Negative

Input: Consider Input: I read several reviews on this book already, and feel that what I have to say about this book has already been said. I loved this book, and found it to be quite the page turner.
Output: Positive