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: What a great training course, lots of photos, fun and laughter. Photo's will be up soon #Boostercourse #fun #laughter
This tweet contains emotions: 
joy, optimism