Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given 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