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Reasonably accurate appraisal of one's own capabilities is, therefore, of considerable value in successful functioning. Large misjudgments of personal efficacy in either direction have consequences. People who grossly overestimate their capabilities undertake activities that are clearly beyond their reach. As a result, they get themselves into considerable difficulties, undermine their credibility, and suffer needless failures. Some of the missteps, of course, can produce serious, irreparable harm
