On the naming and classification of mental diseases and defects / by Thomas Laycock.
- Thomas Laycock
- Date:
- 1863
Licence: Public Domain Mark
Credit: On the naming and classification of mental diseases and defects / by Thomas Laycock. Source: Wellcome Collection.
Provider: This material has been provided by The University of Glasgow Library. The original may be consulted at The University of Glasgow Library.
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![cifically, and less accurately, perhaps, the Greek. It is to be ob- served, however, that this is a wholly ideal standard; and being such we- require to know the principles of the Ideal on which it is constructed; or at -least something definite as to the measurements and proportions which make up the whole standard, or of those of the principal parts, as the head and face. It is obvious that the varying opinions of men as to a perfect Ideal can form no scientific basis of comparison, and that nothing short of geometrical truth can really serve the purpose. I know of no standard that comes up to these requirements, except that which my friend Mr. D. R. Hay has worked out.^ Standaras of male and female European heads geometrically evolved (1). R. Hay). The necka are not accurately rendered, being in the original a dissection showing the muscles. The departures from this standard may be two fold : Pirst, as to the race itself, and be manifested by age—that is, in the progress of the individual from imjierfection towards maturity; or, in other words, there may be an arrest of mental develo])ment. In this case the adult man manifests the characteristics of the child or youth. But secondly, inasmuch as the European passes during uterine and infjintile life tlirougli stages of form which are the adult charac- teristics of other races, as the Mongolian and African, the defect in * ' The Science of Beauty as developed in Nature and applied in Art,' by U. K. Hay, F.K.S.E., &c. Ac.](https://iiif.wellcomecollection.org/image/b21481222_0013.jp2/full/800%2C/0/default.jpg)
