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: @UNHumanRights @UNDP_Pakistan wat an irony? #Pakistan lecturing the world on curbing #terrorism
This tweet contains emotions: 
disgust, pessimism