Analyze the tweet "@AlamRahman today which can impact the signal, I'm afraid :-( Our engineers are working to have this resolved by this evening and you'll" 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, optimism, pessimism