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: @RoWillFindYou Eric couldn't help but laugh, though that made him wince in pain. It hurt. A lot. He just wanted to sit down somewhere —
This tweet contains emotions: 
disgust, pessimism, sadness