Helping Quotes - Page 103
Thomas Yellowtail, Michael Oren Fitzgerald (1994). “Yellowtail, Crow Medicine Man and Sun Dance Chief: An Autobiography”, p.197, University of Oklahoma Press
Thomas a Kempis, Aeterna Press (1947). “The Imitation of Christ”, p.87, Aeterna Press
External practices have value only as helps to develop internal purity.
Swami Vivekananda (2015). “Bhakti Yoga: The Yoga of Love and Devotion”, p.49, Advaita Ashrama (A publication branch of Ramakrishna Math, Belur Math)
Steven Pinker (2003). “How the Mind Works”, p.325, Penguin UK