2728. (CONCERNING THE WONDERFUL CIRCULATION OF IDEAS IN HEAVEN. It has been previously shown me that the thoughts and speech of spirits, in the world of spirits, circulate almost according to [such] circumvolutions as are in the human cerebrum, where are wonderful windings [circuitiones], inflexions, influxes, returns [reditus], which can never be comprehended, because they are according to the forms of turnings [volutionum] of the world of spirits.