What's the Difference? (Mental Floss)

You're at a cocktail party; you've just made what you believe is an erudite comment about a French painting; your date leans in and whispers, "No, darling, that's not a Monet; it's a Manet." Mental_Floss: What the Difference? enables you to avoid those embarrassing moments when your knowledge of life's little differences lets you down.