2359. Spirits who were unwilling to believe this and wanted, as usual, to guess at the reason, were clinging somewhat to their doubt about whether this was really the case, even though from their location these same spirits were able to observe and determine the same thing, and could not deny it. But because the reason evaded them and the phenomenon had been previously unknown to them, and because it is an illusion, I was prompted to tell them that one should believe a sensory and visible experience. As in bodily life there are innumerable phenomena whose cause we do not know, but when we have sensory, as well as ocular, experience, we nevertheless no longer doubt, but believe. That they are innumerable is obvious from the countless phenomena that occur in the mineral,