MEANING AND SCOPE OF PSYCHOLOGY.
Psychology is the science of the human soul. The term soul is used here rather than mind, as more obviously covering the whole subject of inquiry. As Dr. Psychology Porter says, the terms Science of Mind, Mental defined. Philosophy, and Mental Science are apt to be applied only to the power of the soul to know-to the intellectual faculties and are not generally used with reference to the capacity to feel and to will, or for its functions taken together.
As just stated, Psychology is a science. It is important to understand definitely what is meant by science. The general meaning, of course, is knowledge. But Psychology science as used among scholars is something a science. other than this. It means knowledge systematized and classified, embracing also a knowledge of laws, causes, and relations. While often used as substantially synonymous with Philosophy, it yet differs from it in this Philosophy respect, that Science pertains more to mat- as distinters of fact, and Philosophy to speculative from science. matters. Perhaps we may be justified in saying that Philosophy deals with truth, Science with facts. Philosophy deals also with first principles; that is, the principles which are prior to all science, and which underlie all