 For example, if child grew up in a home where emotional displays resulted in punishment or negative criticism, the child would have the tendency to find ways to hide their emotions .
<meaning-changed>  For example, if child grew up in a home where emotional displays resulted in punishment or negative criticism, the child would have the tendency to find ways to hide their emotions .
 For example, people display a “smile” when exposed to positive stimuli and a “frown” when exposed to negative stimuli. The feeling associated with emotion is called an affect, which can be categorized by valence and arousal. Valence describes the degree to which the feeling is a pleasure or displeasure. Arousal describes the degree to which a person is awoken by outside stimuli .