Man: Did you read my email? Dilbert: No, it was too long. Man: Maybe you could read it when you have more time. Dilbert: I never have time to read email messages that are too long. Maybe you could rewrite it to be shorter. Man: I don't have time to rewrite it. Dilbert: And I don't have time to read it. Man: If no one reads that email, it will mean I wasted two hours writing it. Dilbert: Plus, you're wasting my time right now. Don't forget to include that in your failure assessment. Man: I had high hopes for that email. Dilbert: It's a sunk cost. Let it go.