The translation of the book has rendered a real service to medicine by making it available to English readers. The subject is one in which Claude Bernard is deeply interested. His firm belief that the advancement of medicine was to be made in the laboratory is evident throughout. Time has shown the correctness of his prediction.
It is impossible in a review to give an adequate conception of the significance of the subject matter contained in this book. Perhaps a better insight may be acquired by making some quotations.
In his discussion of the difference and interrelation between observation and experiment, he accepts Cuvier's distinction. "The observer listens to nature, the experimenter questions and forces her to unveil herself."
"The art of investigation is the corner stone of all experimental science"
"In the experimental sciences all progress is measured by improvement in the means of investigation."
"Experiment is an observation