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: Congress acting indignant over the  #EpiPen pricing is quite disingenuous since they craft the laws that allow such gouging!!
This tweet contains emotions: 
anger, disgust, sadness