'618 Rules to Live By' by Kathryn & Ross Petras 2011 Paperback "618 Rules to Live By" by Kathryn & Ross Petras is a trade paperback book published by Workman Publishing Company in 2011. This self-help book offers 618 rules to live by, focusing on personal growth, happiness, quotations, and motivation. The authors provide a collection of insightful and humorous advice to guide readers in various aspects of their lives. With a length of 6 inches, height of 1 inch, and width of 4 inches, this 425-page book is a valuable resource for anyone seeking inspiration and guidance.