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

[EX Q]: Easy to read yet scholarly. Great illustrations. Space in the margins for notes. Good chapter overviews and summaries. Nice T/F questions to prime the reader. Sources used appropriately. It is truly the ideal textbook.The format, layout, and writing style make this the text that other writers should follow.
[EX A]: Positive

[EX Q]: Felt great until it dug into my waist while sitting causing damage to my surgical site. Now I'm in pain with and without it on.
[EX A]: Negative

[EX Q]: The Odyssey was about the greek hero Odysseus' journey home from his victory of the trojan war. He encounters many perils on his voyage. IF YOU ARE INTERESTED IN FANTASY , THIS IS YOUR MOVIE.
[EX A]:
Positive