"Primus Annus" by W. L. Paine and C. L. Mainwaring is an educational publication written in the early 20th century. This work is designed as a Latin course utilizing the Direct Method for teaching the language, aimed at making Latin learning more engaging and effective. The book seeks to help students grasp Latin through a structured approach that emphasizes oral practice and real-world applications, demonstrating the significance of grammar in learning an inflected language. The opening of "Primus Annus" provides insight into the authors' intentions and pedagogical approach. It begins with a preface explaining the rationale behind the Direct Method, stressing spontaneity and the need for active participation from both teachers and students. This section discusses how grammar forms the backbone of Latin learning, contrasting it with methods applied in modern language teaching. The introduction outlines the sequence in which teachers should tackle new exercises and grammar points, highlighting the importance of oral practice and ensuring that students can articulate their understanding before proceeding to written tasks. This sets the stage for a comprehensive and interactive Latin learning experience. (This is an automatically generated summary.)