Related:

• Leela: Zoidberg! Zoidberg: Sorry, you must have been boring.
• P.S. If you do not receive this, of course it must have been miscarried
  therefore I beg you to write and let me know. -- Sir Boyle Roche...
• Sorry, I must have bypassed my good taste chip. -- Kryte
• I'm sorry. You have been temporarily disconnected!
• I consider a new device or technology to have been culturally accepted when it has been used to commit a murder.
  -- M. Gallahe...
• Lisa: Grandma, have you ever thought about moving back to Springfield?
  Homer: You could live with Grampa again. [everyone, including Abe, laughs] Abe...
• Sir Thomas Moore, for instance, burned alive for refusing to recant his Catholicism
  must have been kicking himself as the flames licked higher, that it never occured to him to say, 'I recant my Catholicism'....
• Hi, can I speak to Mark?... Oh, there isn't?... I'm sorry, I must have dialed the wrong number.
  -- Answering machine madness - befuddle the calle...
• You must have been warned about letting the golden hours slip by
  but some of them are golden only because we let them slip by. -- James M. Barrie...