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: Is it just me or is this a very weird time for the world? #change #enlightenment #gloomy #weird #sigh #imaginepeace #imaginelove #unite
This tweet contains emotions: 
optimism, sadness