Task: Determine the prevailing emotional tone of the tweet, categorizing 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 most accurately represent the tweeter's mental state.
Tweet: Body is sleepy but the mind is active. So sad... Have to get ready for work in 30 minutes. Damn!
This tweet contains emotions: 
anger, disgust, pessimism, sadness