This book is a collection of articles by monks of the Ramakrishna Order on different aspects of spiritual practice like the various paths of God-realization, reincarnation, power of concentration, obstacles to sadhana, etc. Certain to be of great help to all spiritual aspirants.
The book one must read to learn natural sciences is the book of nature. The book from which to learn religion is your own mind and heart.
-Swami Vivekananda