Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Looks like I'm going in for my op just over a week or so early! #nervous 🙈🙈🙈
This tweet contains emotions: 
fear, pessimism