Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @antoboyle I so wish you could someday come to Spain with the play, I can't believe I'm not going to see it
This tweet contains emotions: 
joy, optimism, sadness