Thank you for checking out this book by Theophania Publishing. We appreciate your business and look forward to serving you soon. We have thousands of titles available, and we invite you to search for us by name, contact us via our website, or download our most recent catalogues. Engravings of Thank you for checking out this book by Theophania Publishing. We appreciate your business and look forward to serving you soon. We have thousands of titles available, and we invite you to search for us by name, contact us via our website, or download our most recent catalogues. The fifteenth century may be regarded as a period of transition from the ideals of the Middle Ages to those of modern times. The world was fast becoming more secular in its tendencies, and, as a necessary result, theories and principles that had met till then with almost universal acceptance in literature, in art, in education, and in government, were challenged by many as untenable.