A: Let's leave.
B: But we just got here.
A: Did you see the waiter's hands?
A: He had dirty fingernails.
A: His nails were black!
B: That's disgusting.
A: And he poured water into our glasses.
B: Yuck! No water for me.
A: I wonder if the cooks' nails are dirty, too.
B: Who cares? Let's get out of here.