In addition to the presentation of revived memories, and of "objectivation of ideas or images consciously or unconsciously in the mind of the percipient," there occur "visions, possibly telepathic or clairvoyant, implying acquirement of knowledge by supra-normal means."
Thus his metaphysics is Leibnitzian, like that of Lotze, and yet is opposed to the most characteristic feature of monadology - the percipient indivisible monad.
This is yet another symbolic feature, the triad asking the percipient to join them to form a quaternity.
The principal percipient is Miss Z, aged 21 at the time of our interview in 1973.
One Good Turn Kate Atkinson Jackson Brodie returns in this sharply intelligent read that is also percipient, funny and totally satisfying.