Perfectionism (psychology)

In psychology, perfectionism is a broad personality trait characterized by a person's concern with striving for flawlessness and perfection and is accompanied by critical self-evaluations and concerns regarding others' evaluations. It is best conceptualized as a multidimensional and multilayered personality characteristic, and initially some psychologists thought that there were many positive and negative aspects.

Source: Wikipedia — Perfectionism (psychology) (CC BY-SA 4.0)