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: On a side note if you are self medicating ? That's not helping that is burying the anxiety that WILL manifest in another way. Heart disease?
This tweet contains emotions: 
fear, pessimism