Given reviews from Amazon, classify those review based on their content into two classes: Negative or Positive.
One example: I've read this book with much expectation, it was very boring all through out the book
Solution is here: Negative
Explanation: Review writer does not like the book because it was boring, therefore it is a negative review.

Now, solve this: Dude, this CD is all sick! It is so totally awesome, you MUST buy it. The songs each have a unique sound, and personally I don't think any of them suck. They're all so happy!!! And the people who don't like this CD can suck it. So, if you don't wanna be a nark, buy this CD. Yo! Whaddup New Mexico? (Yes, it is part of the United States)
Solution:
Positive