Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: The abysmal ignorance, frivolity and levity of the Italian priests stupefied him.' - Roland Bainton on Luther, #ReformationDay
This tweet contains emotions: 
anger, disgust