91. But what these things involve cannot possibly be perceived unless it is known what man’s state is while from being spiritual he is becoming celestial, for they are deeply hidden. While he is spiritual, the external man is not yet willing to yield obedience to and serve the internal, and therefore there is a combat; but when he becomes celestial, then the external man begins to obey and serve the internal, and therefore the combat ceases, and tranquility ensues (see n. 87). This tranquility is signified by “rain” and “mist” for it is like a vapor with which the external man is watered and bedewed from the internal; and it is this tranquility, the offspring of peace, which produces what are called the “shrub of the field” and the “herb of the field” which, specifically, are things of the rational mind and of the memory [rationalia et scientifica] from a celestial spiritual origin.