While the traditional understanding of perception turns on the idea that we see the world ‘as is’, attention to phenomena like illusions show that this is not in fact the case. Citing the work of psychologists Claudia Carello and M. T. Turvey, David Morris notes that when wielding an object with our eyes closed, the ‘felt’ length of the object (a cane, a tennis racket), is often quite different from the object’s geometrical length. The reason that this is so is quite simply that we do not perceive the object’s geometrical length. Rather, we perceive what Carello and Turvey call it’s ‘wieldiness’. — StreetlightX
The second characteristic inherent in all the elements of the search for glory is the great and peculiar role imagination plays in them. It is instrumental in the process of self-idealization. But this is so crucial a factor that the whole search for glory is bound to be pervaded by fantastic elements. No matter how much a person prides himself on being realistic, no matter how realistic indeed his march toward success, triumph, perfection, his imagination accompanies him and makes him mistake a mirage for the real thing. One simply cannot be unrealistic about oneself and remain entirely realistic in other respects. When the wanderer in the desert, under the duress of fatigue and thirst, sees a mirage, he may make actual efforts to reach it, but the mirage—the glory—which should end his distress is itself a product of imagination.
Actually imagination also permeates all psychic and mental functions in the healthy person. When we feel the sorrow or the joy of a friend, it is our imagination that enables us to do so. When we wish, hope, fear, believe, plan, it is our imagination showing us possibilities. But imagination may be productive or
unproductive: it can bring us closer to the truth of ourselves—as it often does in dreams—or carry us far away from it. It can make our actual experience richer or poorer. And these differences roughly distinguish neurotic and healthy imagination.
While wieldiness, and illusion, are objective in just the way you describe, does measurement give us a more objective kind of description? Or maybe just a different kind of objectivity? — jamalrob
Is the geometrical length to be privileged here, as the "as is"? While wieldiness, and illusion, are objective in just the way you describe, is measurement more objective? Or is it maybe just a different kind of objectivity? Doesn't the contrast between on the one hand perception as part of the way we are implicated in the world, and on the other hand the measurement of the "as is", invite the kind of thinking that leads us to the idea that perception is but a distortion of reality? But clearly these are different fields, viz., the perceptual field and the geometrical field, so how do we avoid this hoary old appearance-reality dichotomy that always seems ready to jump out from the next corner? — jamalrob
Yes absolutely is it a question of the the very conditions of affordances. What's important here is that this ties perception right back into an evolutionary-developmental history, showing that perception is itself historical and environmental through and through. We perceive things the way we dobecause of the sorts of bodies we are: front facing, upright, motile, with hands for grasping and manipulating things, etc. Different bodies would have different phenomenologies. Morris has a nice thought experiment involving spherical beings, who would not have a sense of directionality (up/down, front/back), in the sense that we do — StreetlightX
One of the things I've been thinking about recently is how speaking about perception in terms of 'embodiment' is not enough. It is not enough to point out that perception takes place in embodied beings. What matters too is the type of bodies involved, and the way in which those bodies are simultaneously shaped by, and shape the environment in which they evolved and developed in. 'Embodiment' names a problem to be worked through, rather than a solution to the impasses of thinking about perception (what, after all, is not embodied?). Illusions testify to the historicity of our bodies, of our envelopment in the world among which it co-originates in a dynamic reciprocity of becoming
if it's already granted that we're dealing with some notion of what was once contigent [an affordance web being historically-evolutionary conditioned) becoming necessary ( an affordance web being historically-evolutionary stable), how are we to derive any speculative claims about the transference from one to the other given the contingency (particularity?) of the transference? The devil is in the details. — fdrake
One of the things I've been thinking about recently is how speaking about perception in terms of 'embodiment' is not enough. It is not enough to point out that perception takes place in embodied beings. What matters too is the type of bodies involved, and the way in which those bodies are simultaneously shaped by, and shape the environment in which they evolved and developed in — StreetlightX
And if this is so, we ought to revise our understanding, or, in this case perhaps, our expectations of metaphysics - not as a science of first principles, but as the tracking down of what Foucault once called 'historical a prioris'. — StreetlightX
This view upon things has all sorts of philosophical implications. One among them, off the top of my head, is giving lie to any sort of panpsychic thesis. The kind of body that rocks are, say, would not require of them any need of perception; rocks are not motile, they do not manipulate things with any degree of agency, they do not avoid predators, seek out sustenance in the form of sunshine, water or flesh, etc. Lacking a metabolism or any sensory apparatus there is simply no 'need' for rocks to experience things. — StreetlightX
In other words, the question is: what kind of reality must it be such that emergent, contingent strcutures can attain the status of necessary ones? And what is the status of this 'necessity' itself if necessity is an outcome of a process rather than a principal that underlies process? — StreetlightX
Lacking a metabolism or any sensory apparatus there is simply no 'need' for rocks to experience things. There would be no occasion for a genesis of perception.
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