The public self we present is only a small part of who and what we are.
For Jung, both constructive and destructive forces coexist in the human psyche, and to become integrated we must accept the shadow side of our nature with our primitive impulses such as selfishness and greed.
If we deny the shadow aspects of our personality, they are more likely to control us and have a negative influence on our behavior.
For example, if we chronically deny any feelings of anger, these feelings are likely to be expressed in some way through bodily symptoms and depression.
Acceptance does not mean being dominated by this shadow dimension of our being, but simply recognizing that this is a part of our nature.