The mystical energy of mantras is as intact today as it was thousands of years ago. All you need to know is how to invoke a mantra. And, this is exactly what this book is about.In a never-before work, veering from the ancient tradition of guru-disciple secrecy, Himalayan ascetic and bestselling author Om Swami bares all the essentials and fundamentals of invoking the sonic energy of mantras for material and spiritual fulfillment.Drawing on his decades of first-hand experiences and intense practice on the path of mantra sadhana, with his characteristic simplicity and humor, Om Swami explains: -The origin of mantras and their application today-Why and how mantras work-How to choose a mantra and invoke it-How to succeed in mantra sadhana without a human guru-Everything else you need to know about mantra yogaThe Ancient Science of Mantras, magnificent and easy-to-read, is your ultimate guide to self-transformation. Brimming with wisdom, anecdotes and his experiences, the sadhanas given here have been practiced and verified by Swami. An indispensable companion on your spiritual journey.