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: One more step in long work #visa process is over. Relief. Onto next step. #expat #restless
This tweet contains emotions: 
anticipation, fear, joy, optimism