Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: #Never be #afraid to #start over, it's a #new #chance to #rebuild what you want! 🔨🔩🏢
This tweet contains emotions: 
optimism