STANFORD LIBRARIES

DARWINISM

TESTED BY LANGUAGE

BY

FREDERIC BATEMAN, M.D.,

FELLOW OF THE ROYAL COLLEGE OF PHYSICIANS;
PHYSICIAN TO THE NORFOLK AND NORWICH HOSPITAL;
CONSULTING PHYSICIAN TO THE EASTERN COUNTIES' ASYLUM FOR IDIOTS;

FOREIGN ASSOCIATE OF THE

MEDICO-PSYCHOLOGICAL

SOCIETY OF

PARIS;

AUTHOR OF "APHASIA AND THE LOCALISATION OF THE FACULTY OF LANGUAGE.'

PREFACE.

There are two contrary intellectual tendencies, which characterize minds of different orders, and, when indulged to excess, become intellectual vices. The one is the tendency to see a distinction where there is no real difference. This is the snare of cultivated (or perhaps of over-cultivated) minds, whose constitution may never have been robust, and what vigour they once had has been refined away by speculation. To see a distinction without a difference is the vice of the trained and subtle thinker. Opposed to this is the tendency to ignore real differences; to bring rapidly under the same category two cases which have one

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