"If you keep on trying, you will improve. A saint is a sinner who never gave up." ~ Autobiography of a Yogi by Paramhansa Yogananda Get Inspirational quotes from the Autobiography of a Yogi by Paramhansa Yogananda. Autobiography of a Yogi, is the book that sparked a spiritual revolution and enlightened millions. A first-hand account of the life experiences of Paramhansa Yogananda, a spiritual master, and is beloved around the world by those interested in yoga and spirituality. Apple founder St