A conscientious reviewer of the history of medicine would probably admit that within the last century, and largely within half that period, medical science and art have advanced with a speed incomparably greater than at any previous time. Philosophical speculation has given way to experimentation as medicine has kept pace with the advancement of science in general. It would be as ungracious as it is unjust to deny the great advance of medical knowledge along with the evolution of culture; and medicine can proudly boast of many conquests that deserve to be called marvelous.
Synge1 has urged that it is often more useful to criticize than to applaud, because without dissatisfaction, without criticism, progress is impossible. To be content is to cease to advance. Synge has therefore frankly presented a series of cogent criticisms and comments, some of which seem worth repeating at a time when the needs, the