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: It's easy to #fall #asleep in class, but hard to in bed. #True  #whileyouweresleeping #insomnia #TeamFollowBack #RockTheReTweet
This tweet contains emotions: 
disgust, pessimism