ISBN: 1103310089 / ISBN-13: 9781103310081
Elements of Psychology
This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) ... Show synopsis This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1896 edition. Excerpt: ... Base-line of Touch, Sight then is our really effective means of Objective Perception, since it enables us not only to perceive by way of inference so much of what we are directly informed through other senses, but also to perceive far more than other senses could reveal to us. I am not here referring to things as having colour or lustre; in revealing a certain quality in objects Sight is only on a level with the other senses. My point is, that by means of colour and light, Sight makes us aware of objects we should otherwise be unable to perceive at all, e.g. the stars, the tops of inaccessible mountains, &c. And yet all this work it does on a base-line of Touch. There is nothing in Sight as such that can account for our perception of the distance of objects. Berkeley's theory, according to some psychologists, turns on the perception of the third dimension as Distance, it being generally assumed that there is no difficulty in getting a perception of space in two dimensions by the eye, because the retina itself is an extended object. But the theory of vision applies to linear and superficial dimension as well as to the third, the only difference being that in the third dimension the data are more complex, both eyes co-operating to give those visual ' marks' or ' signs, ' i.e. facts of conscious experience obtained through the eyes when muscularly active, which we interpret in terms of active touch. The Berkeleian theory is but a scientific statement of the common proverbial expression, ' Seeing is believing, but touch is the real thing.' Look at the pillar before us. Certainly when we look at it we believe it to be there, but we do not come fully to know of it as a real existence until we touch it. It might be ' Pepper's ghost.' The..