Task: Analyze the tweet's emotional connotations and classify 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 best portray the tweeter's mental state.
Tweet: Don't understand reason for #Muslim countries citing #terrorism as reason for not taking #refugees. Aren't #terror attacks against infidels?
This tweet contains emotions: 
disgust, fear, pessimism