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: My leg feels like it's gonna burst, yet I'm still expected to go into work:):)
This tweet contains emotions: 
fear, joy, sadness