Task: Analyze the tweet's emotional connotations and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best portray the tweeter's mental state.
Tweet: Just found out tonight my son will not be doing practical work counting towards his GCSE exam. OK then! I thought STEM was all the rage??
This tweet contains emotions: 
anger, pessimism