245. The speech of evil and infernal spirits is likewise natural to them because it is from affections; but it is from evil affections and consequent filthy ideas, to which angels are utterly averse. Thus the modes of speaking in hell are opposite to those of heaven; and in consequence evil spirits cannot endure angelic speech, and angels cannot endure infernal speech. To the angels infernal speech is like a bad odor striking the nostrils. The speech of hypocrites, who are such as are able to feign themselves angels of light, resembles in respect to words the speech of angels, but in respect to affections and consequent ideas of thought it is the direct opposite. Consequently, when the inner nature of their speech is perceived as wise angels perceive it, it is heard as the gnashing of teeth, and strikes with horror.