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: Sometimes I can't believe I've made it this far.169 days!! I threw out my demons n got #sober #clean, n started #recovery.#Sobriety is #2.
This tweet contains emotions: 
joy, love, optimism