"Belles Lettres" refers to a category of literature that emphasizes aesthetic and artistic value over practical or didactic purposes. This term, which translates to "beautiful letters" in French, encompasses works such as essays, poetry, and literary criticism that focus on style, form, and emotional resonance. The genre is often associated with the works of writers like Montesquieu and Voltaire, who explored themes of human experience and culture. Belles Lettres encourages readers to appreciate the beauty of language and the depth of thought, making it a significant aspect of literary studies and appreciation.