Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: 'When is it going to be that we start to define our own art?' Black music's relationship with literary tradition at Across Cultures #Mix2017
This tweet contains emotions: 
anticipation, optimism