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: #Never be #afraid to #start over, it's a #new #chance to #rebuild what you want! 🔨🔩🏢
This tweet contains emotions: 
optimism