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: Dream show how cisco 642-188 pdf melancholy: aHid
This tweet contains emotions: 
joy, optimism, sadness