Related:

• Ned: Oh, that's a noodle-scratcher. [starts drawing a few random dots] Maude
  [gasps] Cornstarch! Ned: Oh, righty-o! [both laugh] It's good for keepin' down the urges!...
• To keep from falling, keep climbing.
• If you want someone to keep a secret, keep it yourself.
• Harry, keep the change...
• If it ain't broken, keep playing with it.
• IF %PRICE%!==LIST! KEEP SHOPPING.
• Incest: Keep it in the family.
• Just trying to keep up...
• Keep away from magnetism.