Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
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