ABSTRACT
Erroneous views on the Subject—Propensities, Sentiments, Reflective and Perceptive powers—The dependence of these on Organization.—Derangement a disease of the Brain.—The changes which occur in the Structure of the Brain—Evidence that such changes take place—Extent of diseased action which constitutes Insanity—Description preferable to definition of the disease where the regulation of the internal economy of Asylums is concerned—Nosological classification of the varieties of the Disease—Arrangements of Arnold, Heinroth, and Author—Idiocy—Its four gradations—Fatuity, partial, complete—Monomania, erotic, homicidal and destructive, proud, vain, timid, suspicious, religious and superstitious, desponding and suicidal, imaginative, avaricious, benevolent, and affectionate—Incapability of perceiving the relations of ideas—Incapability of perceiving the relations of external objects—Incapability of perceiving the qualities of external objects—Mania, with and without increased activity—Conclusion.
