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

Example input: I've read this book with much expectation, it was very boring all through out the book
Example output: Negative
Example explanation: Review writer does not like the book because it was boring, therefore it is a negative review.
Q: This is a pioneering work, the first history of the Neo-Pagan movement which (note Mr. Hutton himself admits the diffculty of the task)gives a full scholarly review of the Pagan movement, its history and the ideas and cultural background of its tenents. Outstanding!
A:
Positive