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

Input: Consider Input: this product is good for child I guess..cause it is a little thin...but it is better than the one I saw on sports authority which is thiner

Output: Negative

Input: Consider Input: Thia is the saddest story I have ever read! Poor girl---she doesn't have a chance with finding a happy life! The cards are all stacked against her from the git-go!

Output: Negative

Input: Consider Input: Check their web site at www.emarker.com. A pity. This looked like a good idea. :-(
Output: Negative