Instruct: Classify Amazon reviews into positive or negative sentiment
Query: a magnificent book

A fascinating science book - I learned so much from this book about climatology and how ice in the arctic can affect my life on the beaches of Florida! I wonder what has been added to the theories the author presents since it was written, but this is a tremendous starting point for anyone interested in global climate change. I cannot give it enough stars! It needs ten, not five. I started to re-read it as soon as I finished it because I want to make sure I remember the important parts.I mean like, before the ocean covers my home when the polar caps melt...