3047. CONCERNING THE NATURE OF EVIL SPIRITS. Interior evil spirits are of such a nature, that their wickedness and deceitful nature cannot be described; that, to wit, the least of the thoughts, that can ever be perceived by man, while a man is turned [by them] into evil with such skill, as can scarcely be imagined [cogitari]: not only are they of such wickedness, that they turn good into evil, as soon as it appears, but there are also [some] who when they as it were smell that thence [proceeds] good, immediately turn it [into evil].