Series 1, Chapter 8 pg 72, Para 2: But whence then come this conscious intelligence and conscious will which we perceive to be so large a part of our being and which we commonly and instinctively refer not to the Prakriti, but to the Purusha? According to the Sankhya this intelligence and will are entirely a part of the mechanical energy of Nature and are not properties of the soul; they are the principle of Buddhi, one of the twenty-four tattvas, the twenty-four cosmic principles. Prakriti in the evolution of the world bases herself with her three gunas in her as the original substance of things, unmanifest, inconscient, out of which are evolved successively five elemental conditions of energy or matter, — for Matter and Force are the same in the Sankhya philosophy. These are called by the names of the five concrete elements of ancient thought, ether, air, fire, water and earth; but it must be remembered that they are not elements in the modern scientific sense but subtle conditions of material energy and nowhere to be found in their purity in the gross material world. All objects are created by the combination of these five subtle conditions or elements. Again, each of these five is the base of one of five subtle properties of …