Self-Deception and Denial
He knows it, because he believes it.
Believes it, because he knows.
But alas, he knows only that he believes.
When the language axis (Wernicke's and Broca's area, the angular gyrus) and thus the linguistic conscious mind become isolated or are prevented from receiving information from other regions of the psyche, an individual may begin to engage in denial, projections, rationalization, and displacement. However, when a brain injury causes a disconnection of the language axis from yet other areas of the brain and mind, the person may engage in denial, including elaborate confabulations, denial of the existence of the left half of the body, or claims that she or he can see when she or he cannot.
As previously noted, patients who have sustained injuries involving the right brain and who are subsequently paralyzed on the left side may claim that their paralyzed extremities belong to the doctor or a person in the next room. In less extreme cases, they may claim that their paralyzed limbs are normal even when they are unable to comply with requests to move them. For example, one woman, when asked why she could not move her arm, replied, "Somebody has hold of it." Another patient, when asked if anything was wrong with her arm, said, "I think it's the weather. It's just a little cold and stiff. I could warm it up, and it