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: People were always afraid that stodgy squares would kill rock and roll, but the only legitimate threat was ever child choruses.
This tweet contains emotions: 
anger, disgust, fear