In "Drums of Autumn" by Diana Gabaldon, a character delivers a humorous yet scathing critique of Ian's language skills. The insult emphasizes that Ian's grasp of Latin is so poor that it would be shameful even for a dog, underscoring the idea that his education in this language is utterly lacking. The comment serves to highlight his ineptitude in Latin and suggests a broader comedic tone within the narrative. Additionally, the critique extends to Ian's understanding of Greek, where it is suggested that he is unable to distinguish between two basic concepts—water and wine. This metaphor stresses that if something is being consumed, it cannot be water; thus, it illustrates Ian's confusion and lack of sophistication in understanding different languages or ideas. Overall, the exchange captures the interplay of humor and characterization in the story.