Sketch of a System of the Philosophy of the Human Mind

Sketch of a System of the Philosophy of the Human Mind

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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. 1820 edition. Excerpt: ...of the Retina itself, and since it is only when it arrives there that light is visible, whether it have come from a distance of many miles, or from the object that is nearest to the eye; how happens it, that we are capable of discovering, by the medium of the small quantity of light that may be in contact with our organ of vision, the magnitude, figure, and relative position of a distant object? In the other animals, whose peculiar circumstances in other respects would render it impossible for them to preserve their life during the period necessary for acquiring such knowledge, this information has every appearance of being intuitive, or nearly so.-They have, by the provident goodness of their Creator, this necessary instinct additional to many other necessary instincts, which have not been given to Man, whose early and long-continued weakness is in many other respects as unlike their early vigour, as the boundless intellectual attainments of his maturer years are unlike their limited and almost stationary knowledge. In the human infant, however, no traces of such an instinct are discernible: and to him it is not necessary; because he is under the unceasing protection of parental love, that is able to guard him during the period in which he learns to convert the rude elements of vision into a sense that is afterwards to lay open to him the. world of space. In this way, colour becomes to him a language like speech itself; and he learns to see forms and distances, as he learns to read the arbitrary symbols which express them in verbal characters, that are nothing in themselves, but become a language by the meanings which have gradually been associated with them. When an infant has acquired some knowledge of the extended and resisting...
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Product details

  • Paperback | 54 pages
  • 189 x 246 x 3mm | 113g
  • United States
  • English
  • black & white illustrations
  • 1236910540
  • 9781236910547