Everyone is nice to people they like

Bob: What makes someone a nice person?

Alice: I’m a nice person.

Bob: What makes you say that?

Alice: Ask any of my friends. I’m always nice to them.

Bob: What about Charlie?

Alice: Charlie’s an asshole. He deserves it.

Bob: Is Charlie nice?

Alice: No. Weren’t you listening? He’s an asshole.

Bob: Charlie, are you nice?

Charlie: Yes! Ask any of my friends. I’m always nice to them.