[98] But the new blessing which is promised is the acquisition of that wisdom which is not taught by the outward senses, but is comprehended by the pure mind, and by which the best of all emigrations is confirmed; when the soul departs from astronomy and learns to apply itself to natural philosophy, and to exchange unsure conjecture for certain apprehension, and, to speak with real truth, to quit the creature for the Creator, and the world for its father and maker;