Google AI says--

AI Overview

The feeling of being never satisfied in men and women can be attributed to various factors, including personality traits like the drive for perfection, psychological mechanisms such as hedonic adaptation, and societal or childhood influences. In some cases, the perception of dissatisfaction might be a tool used to control or shift responsibility in a relationship. For individuals experiencing this feeling, working on self-confidence, managing expectations, and understanding the root cause are key steps toward a greater sense of contentment.

Psychological and personality factors

Perfectionism:

Individuals with personalities that strive for perfection may never feel satisfied with their achievements, often leading to an endless cycle of work and responsibility, as seen in some forms of Obsessive-Compulsive Personality Disorder.

Hedonic adaptation:

This is the tendency for humans to quickly return to a relatively stable level of happiness despite major positive or negative events or life changes. This means even after achieving a goal, the satisfaction is temporary and new desires emerge.

Underlying insecurities:

A feeling of never being satisfied can stem from insecurity or a lack of self-confidence. Building self-worth can help reduce the need for external validation.

Social and environmental influences

Childhood experiences:

Growing up in an environment where nothing was ever considered "enough" can lead to a lifelong pattern of dissatisfaction in adulthood.

Societal pressures:

Society often pressures individuals to constantly chase success, status, or material wealth, which can make lasting contentment feel unattainable.

Relationship dynamics:

The feeling can be a result of specific relationship issues. In some cases, a partner may use the perception of dissatisfaction to avoid responsibility or to make the other partner feel like they are constantly failing to meet unrealistic expectations.