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

[Q]: A progammable thermostat that you can actually set differently for each of the seven days - perfect for people with non traditional schedules. And the 'off the wall' setting capability makes it very convenient to set up.
[A]: Positive

[Q]: "Castle" is a wonderful book for children who have short attention spans. It provides adventure and re-affirms the laws of chivalry.
[A]: Positive

[Q]: This kindly adaptation is a mishmash of gibberish. Amazon really needs to take more time in converting these. In this condition this should be free.
[A]:
Negative