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: @rickygervais my first time in Slough so checked out the new station floor #sad #LifeOnTheRoad
This tweet contains emotions: 
sadness