Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the 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
This tweet contains emotions: 
anticipation, joy, love, optimism