This is an important book for anyone interested in advancing his or her own innate psychic ability. The best-kept secret down through the ages is that unlocking the Spirit within comes from preparing, advancing and utilizing the psychic senses. Included in the book are practical exercises and information for advancing the psychic senses. The pages of the Secret Key present complex spiritual concepts and ideas in simple language and make it so logical and personal. Also, the book presents a strong case for the underlying need of all spiritual people to develop their psychic senses. It's time for more of what has traditionally been held as esoteric or mystical information to be make available on a larger scale to the growing numbers of people who hunger for deep spiritual truths. Thomson gives a detailed and personal look into his world, including the steps he took and the way he approached the unfolding of his psychic senses.