Sais-tu? Oui.--Retiens. Non.--Apprends.
 Recueil de poésies simples et faciles destinées à servir d'exercices élémentaires de mémoire

by Victor Juhlin

"Sais-tu? Oui.--Retiens. Non.--Apprends." by Victor Juhlin is a collection of simple and easy poems written in the late 19th century, specifically intended to serve as elementary exercises for memory and declamation. The book is designed to be especially useful in schools, families, for foreigners, and organizations of apprentices, emphasizing moral education alongside literary development. The opening of the work presents a preface discussing the importance of nurturing a child's memory and voice through the engagement with quality literature. Juhlin expresses the necessity of providing children with accessible language while maintaining poetic beauty and moral content. This segment sets the stage for a series of poems meant for educational purposes, offering a variety of themes that encourage learning, reflection, and artistic expression, thus aiming to enrich the minds of young readers while making literature approachable and enjoyable.