Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: i swear to god the worst drug is loving someone. physical withdrawals aren't that bad, emotional withdrawals sting a little more
This tweet contains emotions: 
pessimism, sadness