Concept and practice of yoga originated in India several thousand years ago. Its founders were great saints & sages. The great yogis gave rational interpretation to their experience of Yoga & brought about a scientific and practical method within everyone's reach. This edition combines the four paths of yoga as expounded by Swami Vivekananda in the nineteenth century. They include the three Yoga's mentioned in the Bhagwat Gita, Raja yoga, Jnana yoga, Karma yoga, Bhakti yoga, which is based on Patanjali's yoga sutras, and together they speak to the active, the emotional, the mystic, and the philosophical inside us. Complete with timeless universal wisdom, and not restricted to as and physical exercises, The yogic practices explained by Vivekananda become a way of life and hence lead to the realisation of the absolute.