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Classification of the Sci.
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and exhaustive inquiries as to what inquiries are, as a matter of fact, pursued with such devotion and intelligence that they can properly be considered to be specific sciences. These efforts will not be relaxed needlessly, and it is hoped that publication may lead to the discovery of the majority of the remaining errors, of which every subscriber of the book shall be duly informed. Meantime, the general picture of science which the list presents cannot be far from correct.
Classification is one of the subjects of which Logic has to treat. We must here confine ourselves to such considerations as are almost axiomatic and are indispensible for framing a natural classification of the sciences. Every class is constituted and held together by a concept or idea expressed in its definition. Every arrangement of ideas is itself an idea. Consequently, every classification whatever is governed by an idea,