Task: Analyze the tweet's emotional connotations 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 best portray the tweeter's mental state.
Tweet: Happy #internationaldayofpeace everyone hoping that the world becomes a better place less division more happiness keep smiling. 😄😄❤️
This tweet contains emotions: 
joy, love, optimism