888. What pertains to that interior memory and how cognitions are insinuated in spirits cannot be known except from those things which happen in the life of the body. For example, from his infancy man learns to speak and to think, and this more and more, yet he never knows how these things are insinuated, still less how the faculties of understanding, thinking, judging and concluding are insinuated; in like manner neither does the adult man when he learns languages. Also, as in my own case, I am acquainted with the functions of my office from experience alone without the memory of particulars. I have been instructed in this manner in order that these things might be fixed in my mind. (These things are said only that thereby it can be understood what that memory is like, not that the things concerning myself are to be inserted.) 1748, Feb. 20.