that Science has made in times within the memory of many here present no catastrophe at once so wide-spreading and so deep-reaching could have happened. In scale and in intensity alike, this War represents the results of the totality of scientific progress—it is the realization of all that which the accumulated powers with which Science has endowed mankind can effect when used for destruction. We must be on our guard against treating the word Science in such a connection as though it included only the more recent advances that Science has made. Her Old and her New gifts have alike been put under contribution. The development of the human race has been the result of its increase in knowledge of the world around us, of the properties of the substances that it contains and the laws that govern them. Each such increase of knowledge has brought with it an increase of power. Man has learned more fully the resources of the world in which he lives and what assistance he can procure for himself therefrom when he seeks to
