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: Haven't gotten one hour of sleep... Today is going to be a fun day 😐
This tweet contains emotions: 
pessimism, sadness