Professional activity of "a psychologist (a researcher as well as a practical worker) naturally includes not only veritable knowledge but some unreal approaches (normative, value ones, and deliberate usage of fiction - technological fictions - as necessary means of approaching the truth). There is a brief survey of these approaches in different areas of social consciousness as compared to psychologists' thinking. Exactness serving as a criterion for veritable knowledge it is useful to cultivate not only metrical exactness but semantic, logical, historical ones as well - humanistic approaches in psychology cease to be inaccurate then.