Task: Analyze the tweet's emotional connotations and classify 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 best portray 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