Original (inglés)

PREFACE We are at the beginning of a new era which will, it is to be hoped, be marked by a general rapprochement between the nations. The need to know and understand one another is being felt more and more. It follows that the study of foreign languages will assume an ever-increasing importance; indeed, so far as language, literature, and music are concerned, one may safely assert that fas est et ab hoste doceri. All those who wish to make acquaintance with the speech of their neighb