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: An unchallenged present creates a complacent future. #TuesdayThought #selfimprovement #success #excitement
This tweet contains emotions: 
anticipation, joy, optimism, trust