How we cite our quotes: All quotations are from Thor.
Quote #7
HOGUN: We must go. We must find Thor.
FANDRAL: You speak of treason!
VOLSTAGG: Forget treason, it's suicide!
SIF: Thor would do the same for us.
Unlike Thor, the Sidekick Squad doesn't need to be banished to Earth in order to lay it on the line for a buddy. That's the key difference between them and Thor in Jotunheim: here's there to prove a point, but they're there as a way of backing their friend.
Quote #8
THOR: Brother, however I have wronged you, whatever I have done that has led you to do this, I am truly sorry. But these people are innocent: taking their lives will gain you nothing. So take mine, and end this.
And that's the moment when he becomes a hero: making the ultimate sacrifice for others when he could just as easily run away. Took you long enough, Thor.
Quote #9
LOKI: What are you doing? If you destroy the Bridge, you'll never see her again!
THOR: Forgive me, Jane!
Just to be sure the big guy puts his money where his mouth is, he has to cut himself off from the girl he loves in order to save innocent lives… innocent frost giant lives, just so we're absolutely clear.