Related:

• If you know the answer to a question, don't ask. -- Petersen Nesbi
• Never ask a question unless the answer makes a difference.
• There is a saying among trial lawyers: "Never ask a question unless you are already SURE of the answer.
  For Dungeon Masters/Game Masters that should be Never roll the dice unless you're sure the outcome is acceptable....
• How will you know the answer to that question if you don't ask me out loud?
• Never ask a question unless the answer makes a difference. -- Anon.
• If you were to ask me this question, what would my answer be?
• Advice is what we ask for when we already know the answer and wish we didn't. -- Erica Mann Jong
• Advice is what we ask for when we already know the answer but wish we didn't." -- Erica Jong
• Abbott's Admonitions: 1: If you have to ask, you're not entitled to know.
  2: If you don't like the answer, you shouldn't have asked the question....