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: Think like a queen. A queen is not afraid to fail. Failure is another steppingstone to greatness. Oprah Winfrey
This tweet contains emotions: 
joy, optimism, trust