Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: My #anxiety is rising tonight and I'm not sure why. Sometimes I wonder if I'm a magnet for any free-floating anxiety in the universe.
This tweet contains emotions: 
fear, pessimism