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: @ShieldsCap &lt; Steve between his feet, feeling a blush sting his cheeks. 'I can undress myself, thank you very much,' he snapped &gt;
This tweet contains emotions: 
anger, joy