Yet Mr Yeltsin had taken a momentous decision in a highly impulsive way, at a troubled time for Russia and a worrying time for a man of his health and temperament.

ECONOMIST: When Boris banged the table

Teen drivers with ADD or ADHD "are impulsive, highly distractible and clumsy, can't pay attention to the roadway and they get bored easily, " he said.

CNN: Teen drivers with ADD a problem on the road