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: Haven't yet read why Dutch drivers are so happy, but here's my theory: because they could quit driving and still have great transpo options.
This tweet contains emotions: 
joy, optimism