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: @Varneyco @SheriffClarke I agree. Rioters destroy property, injure citizens, and threaten lives. We need a zero tolerance policy on riots.
This tweet contains emotions: 
anger, disgust