No, no, no. No, Dad. No, please, it's not what you think. You don't know what you're up against. It's like nothing you've ever seen.
9 seconds sound clip from the How to Train Your Dragon movie soundboard.
You can hear this line at 01:05:46 in the Blu-ray version of the movie.
Quote context
[...]
- They've killed hundreds of us!
- And we've killed thousands of them! They defend themselves, that's all!
- There's something else on their island. It's a dragon like...
- Their island? So you've been to the nest?
- How did you find it?- What? No, I didn't. Toothless did. Only a dragon can find the island.
- Dad, please. I promise you, you can't win this one!
- No, Dad. No. For once in your life, would you please just listen to me?
- You've thrown your lot in with them. You're not a Viking. You're not my son.
[...]