Related:

• If brains were C-4, Bill Clinton couldn't blow his nose!
• If brains were C-4, Saddam Hussein couldn't blow his nose.
• If brains were dynamite, she wouldn't have enough to blow her nose.
• You are at a business lunch when you are suddenly overcome with an uncontrollable desire to pick your nose.
  Since this is definitely a no-no, you: (a) Pretend to wave to someone across the room and with one fluid motion, bury your forefinger in your nostril right up to the 4th joint....
• Something better... 1 (obvious): Excuse me. Is that your nose or did a bus park on your face?
  2 (meteorological): Everybody take cover. She's going to blow....
• Why don't you blow your brains out? You've got nothing to lose.
• A bird in the hand makes it awfully hard to blow your nose.