Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: @sarahhiggins90 @lokiscottishrap So much animosity towards Loki who is fighting the same battle as you. Surely not the best use of energy.
This tweet contains emotions: 
optimism