285 - (58). Could two persons at a distance from each other, by reciprocally evoking one another, transmit their thoughts, and thus correspond together?
"Yes; and this human telegraphy will one day be the universal method of correspondence."
-Why cannot it be practised now?
"It might be, by some persons, but not by all. Men must pure in order for their spirits to disengage them-selves from matter; and, until the human race has reached a higher degree of advancement, this power will be confined to a few pure and dematerialised souls, such as are rarely found among the inhabitants of the earth in its present state."
The Spirits' book » BOOK SECOND -THE SPIRIT-WORLD, OR WORLD OF SPIRITS » CHAPTER VIII - EMANCIPATION OF THE SOUL » Occult transmission of thought