Related:

• Never create a problem for which you don't have the answer.
  -- Burke's Rule Create problems for which only you have the answer. -- Corollary...
• Anything is possible if you don't know what you're talking about. -- Green's Law of Debate
• Green's Law of Debate: Anything is possible if you don't know what you're talking about.
• Do you know what you're talking about?
• You don't know what you're talking about, do you?
• When a man says, "Get out of my house! what would you have with my wife?
  here is no answer to be made. -- Miguel de Cervantes (1547-1616) -- Don Quixote, Part ii, Book iv, Chap....
• Algebraic symbols are used when you do not know what you are talking about.
• Algebraic symbols are used when you do not know what you are talking about.
  -- Philippe Schnoebele...