Accurate processing of information about outcomes is no simple task under the variable conditions of everyday life . . . usually, many factors enter into determining what effects, if any, given actions will have, Actions, therefore, produce outcomes probabilistically rather than certainly. Depending on the particular conjunction of factors, the same course of action may produce given outcomes regularly, occasionally, or only infrequently

The evaluative habits developed in sibling interactions undoubtedly affect the salience and choice of comparative referents in self-ability evaluations in later life

[Attributional] factors serve as conveyors of efficacy information that influence performance largely through their intervening effects on self-percepts of efficacy

After people become convinced they have what it takes to succeed, they persevere in the face of adversity and quickly rebound from setbacks. By sticking it out through tough times, they emerge stronger from adversity.

People judge their capabilities partly by comparing their performances with those of others

A theory that denies that thoughts can regulate actions does not lend itself readily to the explanation of complex human behavior.

Misbeliefs in one's inefficacy may retard development of the very subskills upon which more complex performances depend