‘YOGA SUTRA’ has its roots in the depth of spirituality, It is an ancient form of living and one cannot deny its relevance and significance in today’s world, Patanjali’s Yoga Sutra, translated from Sanskrit to English by Swami Vivekananda is a guide to anyone who is interested in walking down the spiritual path. The Sutras discussed in the book are almost 4,000 years old and Swamiji has tried its best to present them in his native form. There are four main chapters in the book: Samadhi Pada, Sadhana Pada, Vibhuti Pada and Kaivalya Pada. These Padas take us through yogic teachings, some of which include the importance of meditation, ethics, physical postures, ways to increase concentration, attaining liberation of both mind and body through yoga and ultimately it takes us to the path of self-realization. The book does not only theorize spirituality and yoga, but also reinstates its practice in our daily life, because philosophy and spirituality are void without practice. There is an in-depth and insightful commentary on each of the chapters. The book defines the original philosophic and historic perspective on Yoga and does not limit itself to the physical practice of yoga, but goes beyond it, The book elevates our day-to-day life in a kind a fulfilling manner. In today's world the significance of this book is highly contextual and can change an individual's perspective towards life.