Depth

Definition and stakes

Portrait of Henry Rankin Poore Henry Rankin Poore Pictorial Composition and the Critical Judgment of Pictures

We command a view of the long line of art unfolding as a river flows, in winding course from meagre sources, and through untoward obstructions into a natural bed which awaits it, now deep and swollen, now slender, now graceful, now turbid, here breaking into smaller threads stretching into opposed directions, here again uniting and deepening, and we mark in all of its variety of course and depth, the narrow line of the channel.
Source: Gutenberg

William James The Principles of Psychology, Volume 2…

It is impossible to lie on one's back on a hill, to let the empty abyss of blue fill one's whole visual field, and to sink deeper and deeper into the merely sensational mode of consciousness regarding it, without feeling that an indeterminate, palpitating, circling [Pg 213] depth is as indefeasibly one of its attributes as its breadth. We may artificially exaggerate this sensation of depth. Rise and look from the hill-top at the distant view; represent to yourself as vividly as possible the distance of the uttermost horizon
Source: Gutenberg

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