Ixvi Journal of Comparative Neurology. 



jeccs in extenso. The discussions of apoplectic attacks and tabes are 

 especially good, while general paralysis and allied neuroses are sum- 

 marily handled. 



The order of treatment is as follows : Diseases of the meninges, 

 of the cranial nerves, of the brain proper, of the spinal cord, of the 

 general nervous system (a) functional, (b) organic. 



The presence • of a full index completes the usefulness of a 

 very satisfactory work. 



The Soul of Man.i 



The subject of this work, a neatly printed volume of 450 pages, 

 is, of course, vitally important to all classes of students, and the spirit 

 and obvious earnestness which have characterized Dr. Cams' work 

 must compel respectful attention from those who most sharply dissent 

 from his results and deprecate his point of view. 



When the author claims to present all the facts from psychology, 

 physiology and anatomy, treating " the problem of the human soul, 

 scientifically in its philosophical, ethical, and religious importance," 

 we may grant something to the enthusiasm resulting from a plucky 

 struggle with a large and difficult subject. 



The standpoint of the book is, of course, monistic positivism. 

 Every natural process is animated with the elementary germs of 

 psychic life. Nature is alive throughout and every process of object- 

 ive activity must be supposed to be anmiated by the elements of that 

 subjective phase of life which in the human brain appears as con- 

 sciousness. 



The author admits that the mode of molecular combination 

 which is accompanied by feeling is unknown. So far as we can ob- 

 serve a process of nerve-activity, there is no change of motion into 

 feeling and of feeling back into motion. Yet in a certain part of the 

 chain of mechanical causation, the motions are accompanied by 

 feeling. 



Matter and mind are one — they are as inseparable as two sides of 

 a sheet of paper. This is, of course, simply Fechner's view, who 

 said in 1858, that mind and matter are related as the concave and 

 convex aspects of one and the same curved line. 



States of consciousness are but one aspect of a process, the other 

 aspect of which is a certain physiological activity. A definition of 



1 Carus, Paul. The Soul of Man. The Open Court Publishing Co. Chi- 

 cago, 1891. $3.00. 



