‶Utility,″ says one of the master minds of Europe, ‶is the bane of science.″ ‶Philosophy,″ says another thinker, ‶is never more exalted then when she stoops to administer to humanity.″ Perhaps neither extreme is absolutely correct, and, as in most matters of human concern, truth may be found between. Science, it is true, may be cultivated solely for its own sake, and to a certain class of minds the acquisition of abstract truths, the pure pleasure of knowing, may be sufficient reward. But to another class differently trained, or it may be differently constituted, knowledge is of itself nothing unless it can be brought to bear on the pursuits, the toils, and enjoyments of every day existence. Man is a compound being—compound alike from the individuality he has to sustain, and the part he has to perform. Living in a world of incessant activities, his life is not only a continual struggle with external conditions, but a continued investigation of the forces against which he has to contend. He has thus, in virtue of his position, physical wants which cannot possibly be disregarded, and intellectual desires as imperative in their cravings as are those of his bodily requirements. It is apparently the oversight of this fact which makes the philosopher too often disregard the practical, and the man of practice too commonly undervalue the purely philosophical. Science and its applications cannot be disjoined; industry would be fruitless without knowledge to direct it. Where science seeks merely to know, and industry