Elena Gilbert: What are you? What are you?
Stefan Salvatore: You know.
Elena Gilbert: No, I don’t.
Stefan Salvatore: Yes, you do, or you wouldn’t be here.
Elena Gilbert: It’s not possible. It can’t be.
Stefan Salvatore: Everything you know… and every belief that you have is about to change. Are you ready for that?
Elena Gilbert: What are you?
Stefan Salvatore: I’m a vampire.
From The Vampire Diaries – Season 1 Episode 6: ‘Lost Girls’ (1×06) | Produced by The CW