As 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 BanduraWhat people think, believe, and feel affects how they behave. The natural and extrinsic effects of their actions, in turn, partly determine their thought patterns and affective reactions.
Albert BanduraComparative appraisals of efficacy require not only evaluation of one;s own performances but also knowledge of how others do, cognizance of nonability determinants of their performances, and some understanding that it is others, like oneself, who provide the most informative social criterion for comparison
Albert Bandura