Instruct: Classify Amazon reviews into positive or negative sentiment
Query: The GREATEST BOOK written since "THE ART OF WAR" & "5 RINGS"

LT. MORGAN IS A MASTERMIND ON SELF DISCIPLINE AND SELF CONTROL. ALL PEOPLE, WARRIORS, AND NON-WARRIORS ALIKE, COULD BENEFIT GREATLY FROM THE PRINCIPLES AND DOCTRINE FOUND IN THIS BOOK. LT. MORGAN.....MY HAT IS OFF TO YOU!