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whether that emotion ? feelings or emotions synonymous with effects that occur when a person is in a condition or being engaged in interactions that are important to him , particularly related to their welfare . often times , emotions involve communication between the individual and his world . although emotions more than just communication , communication is a prominent aspect of emotion in infancy ( Campos , 2009) . psychologists have classified emotions through a variety of ways , but almost all classifications that distinguish emotions as positive or negative ( Izard , 2009 ) .
 Positive emotions can include antisiasme , joy , and love . Negative emotions can include anxiety , anger , guilt , and sadness . Imagine if your life does not have emotions . emotion is the color and music of life , and the rope that unites people . if everyone does not have emotions , we never know for sure what it is happy , sad , angry , and others . no laughter , crying , anger . life feels flat without the presence of emotion in this world .

Reference: Santrock,  J. W (2002). Life -Span Development, Perkembangan Masa Hidup". Jakarta: Erlangga