Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Disappointment

This book covers the same material (but less) thanA History of the Mind: Evolution and the Birth of Consciousnessby the same author. Its presentation is easier to understand. The current book tries a bit too hard to be pop-science, but actually fails to deliver to more serious readers. Also note that the current book is not much more than a pamphlet in size.