The Vampire Diaries returns on January 27 with "The Descent." That episode is previewed in the video above.
Added:

The Vampire Diaries Season 2 Episode 12 Quotes

He's an Original. I don't really know what that means.

Stefan

Elena: Don't ruin the moment. You're about to ruin the moment, aren't you?
Stefan: I'm totally ruining the moment.