So, a division of these four whose nature is heat and dryness, the second is cold and dryness, the third is heat and humidity, and the fourth is coldness and humidity. He made the fifth and ninth of these divisions like the first, and made the sixth and tenth like the second, and made the seventh and eleventh like the third, and made the eighth and twelfth like the fourth. I mean in nature, so he enumerated natural bodies. In contrast to the elemental bodies, there is no disagreement regarding these four, which are heat, cold, humidity, and dryness, and although they are four mothers, God made two of them originate in the existence of the other two, so the dryness is triggered by heat and moisture by cold. Humidity and dryness exist due to two causes, which are heat and cold, and for this reason God mentioned in the Almighty’s saying, “And no.” Wet and not dry, except in a clear Book, because the cause is necessary from the fact that it is caused by the existence of the cause, or