No More Learning

9 In the winding of the rock, about half way up the hill, there is a small plain, and in it a deep fissure in the ground, which is open for giving oracles; for a cold exhalation, driven upwards by some force, as it were by a wind,           in the minds of the priestesses a certain madness, and compels them, filled with the influence of the god, to give answers to such as consult them.