I didn't say they weren't intelligent. Just...the talking is new. Dragons don't do that where I'm from, and I know a lot of dragons.

[When Alacruun makes his offer, Toothless curls protectively around Hiccup, and snarls with teeth bared. Nobody threatens his rider, especially other dragons.]

Nobody's enchanting anybody. I can't even do magic. If I could, I certainly wouldn't do it to him. Toothless is my friend. Hel, he's practically my brother.