If asked: "what deity do you believe in?", will reply "what's a deity?"... but that's only because his understanding of arcana is beyond human comprehension and the question was philosophical.
Unfortunately, his companion face planting in the background still made you believe he's an idiot.
I'm kidding, it just seemed odd in comparison to his other successes. Who needs nature? Perception? The fully colourblind druid, that's who.