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: So when I try I fail... and when I don't try... I still fail... #confused and #lost
This tweet contains emotions: 
anger, disgust, pessimism, sadness