You know you're addicted to Zelda when you give someone money and say, "It's a secret to everybody..."
And when someone asks for advice and you say, "Dodongos dislike smoke."
And when you know ALL the words by heart to "Legend of Cool" (machinima, epic) and the Skyward Sword literal trailer. (I do all of these things.)
You know you're addicted to Zelda when you try to find your way out of the woods with music.
... when you put on red clothes and say you're fireproof.
... when you put on blue clothes and decide to try to breathe uderwater