Emanuel Swedenborg, Heaven and Hell — Chapter LX, The Malice and Heinous Artifices of Infernal Spirits
“ I have been permitted to learn by experience what kind of malice those possess who are called genii. Genii act upon and flow into the affections, and not the thoughts. They perceive and smell out the affections as dogs do wild beasts in the forest. Good affections, when they perceive them in another, they turn instantly into evil affections, leading and bending them in a wonderful manner by means of the other's delights ”
