The Classification of Languages 177 thousand years before that time, grammatical scholarship had existed as a learned profession During the whole of this period scholars had accepted the fact that languages exist without probing into the origins of their diversity In Greece the growth of a more adventurous spirit was checked by the prevailing social outlook of a slave civilization When Christianity became the predominant creed of the Western world, Hebrew cosmogony stifled evolutionary speculation in every field of inquiry Investigations of Greek philosophers and grammarians suffered at all times from one fundamental weakness They were strictly confined to the home-made idiom This was the inevitable consequence of a cul- tural conceit which divided the world into Greeks and Barbarians The same social forces which held back the progress of mechanics and of medicine in the slave civilizations of the Mediterranean world held up the study of grammar To bother about the taal of inferior people was not the proper concern of an Athenian or of a Roman gentleman Even Herodotus, who had toured Egypt and had written on its quaint customs.* nowhere indicates that he had acquired much knowledge of the language. The Alexandrian conquest brought about little change of mind when Greek traders and travellers were roaming far beyond the Medi- terranean basin, establishing intimate contact with Bactnans, Iranians, and even with India Both Greek and Roman civilization had unrivalled opportunities for getting acquainted with changing phases in the idioms of peoples who spoke and wrote widely diverse tongues They had unrivalled, and long since lost, opportunities to get some hght on the mysteries of ancient scupts such as hieroglyphics and cuneiform They never exploited their opportunities. The Egyptian hieroglyphic writing was a sealed book till the second decade of the nineteenth century. The decoding of cuneiform inscriptions is a work of the last hundred years Christianity performed one genuine service to the study of language, as it performed a genuine service to medicine by promoting hospitals, It threw the opprobrious term Barbarian overboard, and thus paved the way for the study of all tongues on their own merits Before it had come to terms with the ruling class, Christianity was truly the faith of the weary and heavy laden, of the proletarian and the slave without property, without fatherland. In Christ there was "neither Scythian, barbarian, bond nor free, but a new creation " Accordingly the early church ignored social rank and cultural frontiers. All idioms of the