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: @finkowska @PigletParker they happen. I expect your thumbs were all over the place in glee, interpreting my double negative.
This tweet contains emotions: 
anger, anticipation, sadness