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: On the wheel as we grow older and become aware of ourselves as individuals with a dull responsibility in life?
This tweet contains emotions: 
disgust, optimism, pessimism, sadness