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: “Worry is a down payment on a problem you may never have'.  Joyce Meyer. #motivation #leadership
This tweet contains emotions: 
joy, optimism