Language as a Presumptive Science.—The importance of language in the development of civilization consists in the fact that by means of it man placed one world, his own, alongside another, a place of leverage that he thought so firm as to admit of his turning the rest of the cosmos on a pivot that he might master it. In so far as man for ages looked upon mere ideas and names of things as upon aeternae veritates, he evinced the very pride with which he raised himself above the brute. He really supposed that in language he possessed a knowledge of the cosmos.