2472. Hence it is that men while living in the body cannot speak with each other except by means of languages distinguished into articulate sounds, that is, into words, and are unable to understand one another unless they are acquainted with these languages, for the reason that their speech is from the exterior memory. Whereas spirits speak with each other by means of a universal language distinguished into ideas such as are of thought itself, and thus they can have converse with any spirit whatever, of whatever language and nation he had been while in the world, for the reason that their speech is from the interior memory. Into this language comes every man immediately after death, because he comes into this memory, which, as before said, is proper to his spirit (see n. 1637, 1639, 1757, 1876).