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: Smile at people and see what happens.  I think you'll be surprised #smile more #surprisepeople #influenceinternational
This tweet contains emotions: 
anticipation, joy, optimism