Please analyze the tweet "Watching the NY Phil webcast.  Something missing.  Reminds me of a blithe Journey's End I once saw on Bway.  Might just be the Gershwin." and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
anticipation, optimism