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: With a very tired body and mind and sparkling teeth I say to all my followers, good night and if there is an apocalypse; good luck. #aspie
This tweet contains emotions: 
joy