Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Putin feels it acceptable to bomb &amp; kill aid workers. Soon he may be sitting at the same table as Trump!! #Armageddon #USApleasedont
This tweet contains emotions: 
anger, anticipation, disgust