All of the following are key concepts in individual psychology EXCEPT:

Individual psychology is a theory of human behavior emphasizing the drive to overcome feelings of inferiority by compensation and the need to achieve personal goals that have value for society. Alfred Adler believed that the main motives of human thought and behavior were a striving for superiority and power, partly in compensation for feelings of inferiority. Adler believed that the main motivations for human behavior were not sexual or aggressive urges, but striving for perfection.