'5 Killer Habits: Be a Rebel' is a must read. It basically gives a roadmap to be more efficient in your day to day life. The book is about a lot of things, but the essence of it is to basically motivate the reader to live life to the fullest.I recommend everyone, irrespective of their age, to read this book.The most important takeaway from the book for me was the importance of having a clear purpose in life where all efforts should be directed.This book is for anyone who wants to change their lives for the best. The realisticness and practicality with which author deals with complicated issues inspired me alot.