Classify the emotions found in the tweet "Is it just me or is this a very weird time for the world? #change #enlightenment #gloomy #weird #sigh #imaginepeace #imaginelove #unite". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".
optimism, sadness