"I did NOT mean to say that!" Ever uttered that phrase?
You have lots of company, and it's just possible that you're all wrong. Psychologists can demonstrate that many things we do emerge from our unconscious minds, instead of from the turned-on conscious brain.
Dr. John Bargh knows the unconscious mind well, and he gives us a tour in his book Before You Know It: The Unconscious Reasons We Do What We Do.
Can we turn our knowledge of the unconscious into more deliberate behavior? Yes! Listen for details.