Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: Just over a week until I start my new job in F1! Looking forward to it and cacking myself at the same time!
This tweet contains emotions: 
anticipation, joy, optimism