"That's a pity. It's always best to learn another language, if only so you can gossip about someone behind their back." Forget cultural immersion or bettering yourself or any of that nonsense, you learn another language for gossip. That's it. Can't think of any other reasons.

Gaia, though...that's interesting. "Question: what's Gaia? Planet, country, city, solar system, the more specific your answer, the better."