1692. Those that constitute the province of the dura mater were such in the life of the body as neither thought nor spoke of spiritual things, but were such as never supposed the existence of anything but what was natural, and even considered that which is spiritual and celestial to be natural, nor was it possible for them, by reason of the crassitude of their interiors to have any other idea. Still they did not confess it; and if driven to confess what idea they had of spiritual and celestial things, they could say no otherwise than that it was a certain natural something; they went no further. At the same time they attend divine worship, and pray, and sing; [in a word,] those who constitute the province of the dura mater are not among spirits, but among genii, wherefore their motion corresponds to the pulsation of the heart.