Task: Determine the prevailing emotional tone of the tweet, categorizing 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 most accurately represent the tweeter's mental state.
Tweet: Time to go hit up the library - I have a lovely PILE of book reservations to collect this morning...  #books #reading
This tweet contains emotions: 
anticipation, joy, optimism