From the social cognitive perspective, it is mainly perceived inefficacy to cope with potentially aversive events that makes them fearsome. To the extent that people believe they can prevent, terminate, or lessen the severity of aversive events, they have little reason to be perturbed by them. But if they believe they are unable to manage threats safely, they have much cause for apprehension.
Albert BanduraAs a general rule, moderate levels of arousal facilitate deployment of skills, whereas high arousal disrupts it. This is especially true of complex activities requiring intricate organization of behavior
Albert BanduraThe performances of others are often selected as standards for self-improvement of abilities
Albert Bandura