Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: The greatest happiness is seeing someone you like stay happy - Daidouji Tomoyo [Cardcaptor Sakura ]
This tweet contains emotions: 