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: Carry on my wayward son, there'll be peace when you are done. Lay your weary head to rest. Don't you cry no more. #Supernatural
This tweet contains emotions: 
optimism