Analyze the tweet "Pakis are applauding Sharif's speech,i wonder how many really understood what he said!!!!\nThey are very much excited and happy" 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".
anger, disgust, joy, optimism