Astoria looked a little amused at that. She didn't really get quite the joy others did in going out of her way to punish other students just for the bad luck of not being in Slytherin. There was always the small chance that they might prove useful some other day, if she showed a little mercy.
"If they're smart, anyways," she laughed softly. "Running into one Slytherin would be bad enough, but running into me and you? We'll be lucky if we don't make some firsties cry or something messy like that."