Examine the tweet "@ArcadianLuthier -- taking out his feelings on Kei unfairly. His lips form a frown as he tries to walk away." and determine which of these emotions are present: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If there are no identifiable emotions, reply with "neutral or no emotion".
anger, disgust, sadness