Written by one of the one of the greatest warriors in history, The Book of 5 Rings is about the Way of Strategy, using certain techniques to take down the enemy. The Book of 5 Rings is separated into five parts, representing Earth, Water, Fire, Wind and lastly Void.The principles, written over three and a half centuries ago, are still applicable to today. Musashi analyses the process of struggle and mastery over conflict that underlies every level of human interaction. This book makes us prepared like a warrior to address all the challenges of life.