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: #Violence doesn't fix violence. #pain and #anger are the same reaction in the brain. Cure the pain and the anger will go away.
This tweet contains emotions: 
anger, optimism