In this task, You are given a review of Amazon's food products. Your task is to divide them into two classes: negative or positive, depending on the content of the review.

Q: I absolutely like it The brain booster influences well on my alertness and memory. I feel much more clear after half an hour of taking them. I think that they even improve my critical thinking.

A: positive
****
Q: I carefully read the book Overthinking and learned a lot from it. Which is playing an important role in my real life. Moreover, with this I have been able to change my self-esteem and mental attitude to success. The book changed my life. Thanks to the author.

A: positive
****
Q: I was basically looking for an organic hair product to keep my hair style and found this. After a few months of use, I will probably order it again. The smell could be improved but if you apply just a small quantity can be barely noticed.

A:
positive
****