Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: I think 'Sleep' is my favorite from How did we get so dark?, maybe because I'm insomniac
This tweet contains emotions: 
joy, love, optimism, sadness