I Am Fine Spirit (Bengali Edition) by Ryuho Okawa How to Get Through Tough Times The content of this book is a recipe for succeeding in life that can be used by all people around the world. It is an essential textbook written in simple words that provides instructions on how to lead a life of happiness. It is a modern Bible, a modern sutra, a study of life, a way of life that transcends beyond the barriers dividing religions and sects.