A: What's this stain? B: I don't know. A: It looks like blood. B: I think my nose was bleeding. A: You should wet your shirt immediately. B: Why? A: Because that gets the blood out of the shirt. B: What's a little blood? A: Your white shirt is ruined. B: So, I'll just buy another one. A: You can wear this one around the house. B: Next time I'll soak it immediately.