Examine the tweet "@kateracculia @themathofyou It's true! I reverse-engineered the drink. It's a scientific method. I hear it's all the rage." 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, joy, optimism