text:  Did you never feel a sense of a reduplication of any passing occurrence act or scene--something which you were saying or doing or in which you were actor or spectator? Did you never while the occurrence was taking place suddenly feel a consciousness of its pre-existence and pre-acting; that the whole had passed before just as it was then passing even to the details of place persons words and circumstances and this not in events of importance but mostly in those of no importance whatever; as if life and all its phenomena were a duplicate in itself and that that which is acting here were at the same time acting also elsewhere and the fact were suddenly revealed to you? I call this one of the phenomena of memory because it may possibly be accounted for by the repercussion of a nerve an organ which like the string of an instrument unequally struck will double the sound