Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @MarGraham I am practically obsessed with it, the very thought of their departure makes me feel both melancholic and grateful.  Safe journey
This tweet contains emotions: 
joy, sadness