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

Q: Worked like a charm all over England. I haven't tried the other adaptors, but I found my MacBook to work just like it does here in the US, and there was no difficulty plugging into the outlets.

A: Positive
****
Q: Very intuitive in explaining the basic concepts and the fundamental and widely used methods in continuous-time finance. No deep background in math is required to have a good grasp of this book. I believe it is intuition rather than fancy skills that is important to build up interest and passion for studying a hard topic such as continuous-time finance.

A: Positive
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Q: To be 100% honest i thought the movie was boring and too sappy for a cartoon.The old guy got on my nerves and the movie was just so unlike adam.I mean come on we all know he could have done way better than this stupid movie.Im sorry but i just think the movie was horrible.

A:
Negative
****