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: What do I do with my heart that is trembling by just the thought of it?\nI really don’t know what love is
This tweet contains emotions: 
love, sadness