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: @mdthib This is so lovely! Or I am frightened, not sure which! But, wow!
This tweet contains emotions: 
fear, joy, optimism