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: “Winners are not afraid of losing. But losers are. Failure is part of the process of success. People who avoid failure also avoid success.'
This tweet contains emotions: 
fear, optimism, trust