Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: I've realized my anxiety is at an all time high when I'm in my office. I feel prisoned here and I pick up on bad energy.
This tweet contains emotions: 
disgust, fear, pessimism, sadness