Thorin: Well, that whole barrel ride was horrible and dangerous.
Bilbo: Excuse me? Are you dead? Are you still in jail? You’re not? Well, then you better shut up and help me get the others out of their barrels, so we can go to this stupid dragon infested mountain you - not me, mind you! - are so keen to visit.
(The Hobbit Chapter 10, p.133, but I’m paraphrasing)
“Do not speak to me of dragon fire!I know its wrath and ruin. I have faced the great serpents of the north!