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: for an lgbt person to tell someone else that how they identify isn't valid is so sad and against everything we should stand for
This tweet contains emotions: 
pessimism, sadness