This booklet comprises of class talks given by Swami Vivekananda to an intimate audience in America. Here the subject of practical spirituality in the form of Raja Yoga is presented in a very lucid and succinct form, offering many valuable hints and directions for spiritual practice. The book is thus designed to be a precious and authoritative guide for all serious students of practical religion.
Let us make our hearts as big as an ocean, to go beyond all the trifles of the world and see it only as a picture. We can then enjoy the world without being in any way affected by it.
-Swami Vivekananda