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: Studying the phases of oscillation. How jovial. 😐🔫
This tweet contains emotions: 
anticipation, disgust, pessimism