THE DEVIL'S DICTIONARY by AMBROSE BIERCE

ABNORMAL, adj. Not conforming to standard. In matters of thought and conduct, to be independent is to be abnormal, to be abnormal is to be detested. Wherefore the lexicographer adviseth a striving toward the straiter [sic] resemblance of the Average Man than he hath to himself. Whoso attaineth thereto shall have peace, the prospect of death and the hope of Hell.
more....