Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: “The immense importance of football is sometimes scary. When you don’t win you are responsible for so many unhappy people.” - Arsene Wenger
This tweet contains emotions: 
pessimism, sadness