Task: Evaluate the tweet for emotional cues and classify it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that indicate the tweeter's state of mind.
Tweet: @DatGuydARK I wouldn't fret. There's too many opportunities in life to worry about one not working out.
This tweet contains emotions: 
optimism, trust