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: A #new day to #live and #smile. Hope all the #followers a nice #night or #day. :D
This tweet contains emotions: 
joy, optimism