He generally got five to eight hours of sleep a night, always reading for half an hour or an hour before bedtime, using eyeglasses.15,16 As he grew older he had difficulty hearing different voices speaking at the same time.17 He enjoyed good health, suffering from extremely rare fevers.18 The headaches that had plagued him in times of stress seemed “now to have left me” once he was free of the clamor of office.