Cognitive dissonance is the mental discomfort psychological stress experienced by a person who simultaneously holds two or more contradictory beliefs, ideas, or values. The occurrence of cognitive dissonance is a consequence of a person performing an action that contradicts personal beliefs, ideals, and values; and also occurs when confronted with new information that contradicts said beliefs, ideals, and values. As per a study being aware of the way your mind can play tricks on you can help you avoid this trap.
by Snehha Suresh