Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: If someone keeps #laughing at you, don't #fret  . At least u r giving #happiness .'\n#quotes #quotestoliveby
This tweet contains emotions: 
joy, optimism