Jared: ….right now we know Castiel comes back— but not as the Castiel we knew and loved, but in a new form, as a new Castiel.
Interviewer: But Sam never really loved Castiel.
Jared: And vice versa!
Interviewer: How does he like this new version?
Jared: Fine. Sam never had anything against Castiel, really. He just felt Castiel should do the right thing that he could do, and that’s sort of, unfortunately, Castiel’s demise. Because as a story, if you have a magic button that you can push to solve all of the problems, then the audience gets sick of pushing the magic button, so you have to get rid of the button. So though Jared loves Misha, and the fans and the story love Castiel, you can’t be friends with God!…The situations lose their gravity. [x]
Interviewer: But Sam never really loved Castiel.
Jared: And vice versa!
Sam: Look, Dean, he’s our friend too.
Sam: ”Dean, look… I know you think that Cas is gone…”
Dean: “That’s ‘cause he is.”
Sam: “No, he’s not! He’s in there somewhere, Dean! I know it!”
Sam: Hey Castiel. Maybe this is pointless… Look, I don’t know if any part of you even cares, but uh, I still think you’re one of us. Deep down and way way way of the reservation. But… Look we still have till dawn to stop this. Let us help. Please.
I think what Jared means is Dean is definitely the boyfriend, not Sam. ;) Sam and Cas love each other in the “very very...