SCIENCES

_ et attempts to establish the order of sequence among each group, and seeks for correlations between groups. It thus reaches conceptions which, empodying its results in abbreviated form, are termed scientific laws. Such expre ions have, it is true, no greater validity than can be conferred upon them by the ma of particulars on which they are founded. But they have certain well-marked peculiarities which distinguish them from, or which are denied to, most other human judgments. In the first place, they are subjected to the severest criticism: the accuracy and sufficiency of the data, the method of their arrangement, and the rationality of the deductions made from them, can all be called in question by the numerous workers in the same field of inquiry. Secondly, the judgments so formed are impersonal and, as far as any product of the human mind can be, are free from bias. Thirdly, they command practically unanimous consent in all normally constituted minds which are capable of understanding the terms in which they are expre ed. A sharp distinction has thus to be drawn between the region of ascertained data and that of speculation, more especially if the latter, by. projecting pseudo-scientific methods into any po ible realm beyond that of sense impre ion, attempts to settle questions with which science has nothing in common,