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: Everything I see of American police training seems calculated to trample human dignity, inflame outrage, and escalate confrontations.
This tweet contains emotions: 
anger, disgust