Analyze the tweet "@excalibater I'm very shy irl and lately I feel like everyone's doing their own thing and I don't fit in anywhere and I feel lonely :(" and indicate which emotions from the list (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) are expressed. If no emotions are found, answer with "neutral or no emotion".
fear, pessimism, sadness