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: @MHChat #mhchat Childhood experiences inform adult relationships. We have associative memories Not a question of ability to process #sadness
This tweet contains emotions: 
pessimism, sadness