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: @PeteSpencer007 Are you always so relentlessly positive? Your constantly cheerful optimistic disposition starts to grate after a while.
This tweet contains emotions: 
optimism