Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
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
This tweet contains emotions: 
joy, optimism, sadness