In other words, information coming to a brain was presented to his consciousness in the distorted form.
Therefore he only got confused.
Secondly, it was in a depression, and it both created, and strengthened problems in study as it is very difficult for the person who is in a depression to concentrate.
Thirdly, stirred it his passive and aggressive behavior.
He revenged adults and purposely, though unconsciously that is without giving itself in it the report, behaved badly.
Revenged those whom considered by the main authorities on the life to teachers and parents..