Ban goc (Tiếng Anh)

PREFACE The publication of this collection of Essays was suggested by some remarks of a college professor, in the course of which he said that about a dozen of the "Easy Chair" Essays in Harper's Magazine so nearly cover the more vital questions of hygiene, courtesy, and morality that they might be gathered into a volume entitled "Ars Recte Vivendi," and as such they are offered to the public. CONTENTS PREFACE