Examine the tweet "I think our defense here at USC is playing well, we just need to fix a few things on offense and we can win the PAC 12 this year'" 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".
anticipation, joy, optimism