Task: Categorize the tweet's emotional expression, classifying 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 reflect the tweeter's state of mind.
Tweet: @eNCA what they should be doing is directing their anger to the thieves in government...#corruption #FeesMustFall
This tweet contains emotions: 
anger, disgust, sadness