The subject of this book is Vipassana meditation. It's a meditation practice manual, a nuts-and-bolts, step-by-step guide to Insight meditation. It is meant to be practical. It is meant for use. Please understand that this volume deals exclusively with the Vipassana style of meditation as taught and practiced in South and Southeast Asian Buddhism. It is often translated as Insight meditation, since the purpose of this system is to give the meditator insight into the nature of reality and accurate understanding of how everything works.