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

Input: Consider Input: Reasons not to buy this video:1. She reads from cue cards the entire time.2. She's extremely stiff and boring.I have only watched this video once in the two years that I have owned it.

Output: Negative

Input: Consider Input: An extremely helpful gem on a complex subject of second century religious authority and textual use. For anyone serious about this period and the interelation of cultures, this book is essential. Is it complex and detailed? Of course, it must be to argue the point. Should you buy it? Yes, unless you want to keep running back to the library. I write this only after thoroughly disagreeing with the review above.

Output: Positive

Input: Consider Input: Items waas as described and shipped on time. Was a gift and just what was asked for. Item was in very good condition.
Output: Positive