The idea and term reverse psychology was coined in 1970 by two German psychologists, Horkheimer and Adorno. Reverse psychology is a technique, if mastered,...
Inferiority complex as per Google is "an unrealistic feeling of general inadequacy caused by actual or supposed inferiority in one sphere, sometimes marked by aggressive...
A superiority complex is a psychological defense mechanism term coined by Alfred Alder. Somewhere in life we all develop this form of defense mechanism...