People who hold a low view of themselves [will credit] their achievements to external factors, rather than to their own capabilities.
Albert BanduraBecause of such conjointedness, behavior that exerts no effect whatsoever on outcomes is developed and consistently performed
Albert BanduraReasonably 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
Albert Bandura