2717. It is like what happens in the atmosphere, when it is hurried along [rapitur] by a violent tempest, and overturns houses, woods, ships, although the interior atmosphere, which [is] its nature, and continually reduces the exterior to equilibrium, is then of no avail, by reason of so great a tempest, to equilibrium. This, if not known to everyone, may still be known to many and the learned of the world. - 1748, July 3. Hence also may be apparent, that if man concludes from external appearances concerning internal, spiritual, and celestial things, then he begins utterly to deny heavenly truths. [It is] otherwise if [he concludes] from heavenly truths.