20. That the Lord derives and produces the New Church on earth through the New Heaven by means of a revelation of truths from His mouth, or from His Word, and by inspiration, will be shown in the section on the four churches in their order, especially on the Israelitish Church, and on the present Christian Church. It should be known that when hell has increased, and has passed over the great interstice or gulf fixed between itself and heaven (Luke 16:26), and has raised up its back even to the confines of the heavens where the angels are, which came to pass during the interval of the vastation and consummation of the church, not any doctrine of the church could be conveyed by the Lord through heaven to the men of the earth. The reason is that man is then in the midst of satans; and satans envelop his head with their falsities, and inspire the delights of evil and the consequent pleasures of falsity, whereby all the light out of heaven is darkened, and all the agreeableness and pleasantness of truth is intercepted. [2] As long as this state continues, not any doctrine of truth and good out of heaven can be infused into man, because it is falsified; but after this tangled veil of falsities, or covering of the head by satans, has been taken away by the Lord, which is effected by the Last Judgment (of which above, in Article IV), then man is led in a freer and more spontaneous spirit to discard falsities and to receive truths. With those who adapt themselves, and suffer themselves to be led by the Lord, the doctrine of the New Heaven, which is the doctrine of truth and good, is afterwards conveyed down and introduced, like the morning dew falling from heaven to the earth, which opens the pores of plants, and sweetens their vegetable juices: and it is like the manna which fell in the mornings, and was in appearance: