The first subdivision included psychics...
The first subdivision included psychics, rationalistics, being, macrocosm, mind, great years, love, resurrection, and causality.[^19] Theology included the beliefs of the Ikhwan al‑Safa, friendship, faith, divine Law, prophethood, call unto God, the incorporeals, polities, the structure of the world, and magic.[^20] 2. Theory of Knowledge The Ikhwan al‑Safa were very much interested in epistemology or the theory of knowledge.
General knowledge, they said; may be acquired in three ways:[^21] (1) The way of the five senses is the natural and the most common way of acquiring knowledge. But through our senses we acquire only the material changes immediately apprehended by us and occurring in space and time.[^22] (2) Man acquires knowledge also by means of primary reason, by pure or mere thinking. But reason, if unaided by sound senses, cannot…