CONTENTS: List of Figures, Preface, Acknowledgments, Transliteration and Pronunciation Key to Sanskrit Texts, Abbrfeviations, Introductioln, Kriya-yoga: A Brief Note, Kriya-yoga for Happy Life, 2. Pranavidya: The Knolwledge of the Life-Force, The Goal, How tol have the Knolwledge?, The Prana Principle, 3. Understanding the Principles and the Practices of Kriya-Yoga, External Cleanliness, The Kriya-yoga, Success in Highest Goal is Through the Self-effort, Kriya-yoga helps in Following Righteousness, Kriya-yoga is Self-restraint, Samyama: The Spiritual Path, Kriya-yoga teaches how to keep Equanimity of the Mind, Devotion, Bhakti, in Kriya-yoga, The Journey, Obstacles in the Path and the Remedies.