Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given 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