Emotions

Emotion →Hostility, fear and envy 

Facial-Feedback Hypothesis → facial features impact emotion

Behavior-Feedback Effect →how feedback influences behavior 

Universal Emotions → anger, fear, disgust, happiness, sadness

Anger →emotion characterized as antagonism  

Disgust →strong feeling towards something unpleasant 

Happiness →mental state of positive emotions

Polygraph →lie detector test 

Surprise  →emotion triggered by unexpected events

Fear →emotion because of perceived threat

Sadness →negative emotion, sorrow and physical symptoms 

Display Rules →set of norms, and interaction with environment