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

Problem: In How to Beat the Democrats and Other Subversive Ideas, Horowitz uses ruthless intellect to demolish the foundations upon which the new Left has tried to rebuild itself following the collapse of communism across the world.After reading this book you have to ask how Bill Clinton and Tony Blair can sleep at night.Used as a campaign blueprint, How to Beat the Democrats offers conservatives the tools to take on the Left in electoral combat which have been sadly lacking over the last decade.
Solution: Positive