This is an effort to present the subject in a more complete form than has been done anywhere else, although it is really little more than a suggestive sketch and far from complete at that. However, the renown of the author commends it to the respectful consideration of all interested in psychology, and while it is not free from weakness of style, such as obscurity and abruptness, it succeeds in directing the reader along lines of pertinent and fruitful observations and, on the whole, it gives a good general conception of the subject. It is divided into three chapters headed 1, spontaneous attention, 2, voluntary or artificial attention, and 3, morbid states of attention.
Attention is an exceptional abnormal fact which can not last a long time. It is a momentary provisional state of mind. It is not an even operation, but intermittent. Voluntary attention is the product of