Task: Evaluate the tweet for emotional cues 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 indicate the tweeter's state of mind.
Tweet: It's the #FirstDayofFall and I'm so happy. Sipping my #PumpkinSpice flavored coffee and #smiling! Happy Fall everyone! #amwriting
This tweet contains emotions: 
joy, love, optimism