Task: Analyze the tweet's emotional connotations 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 best portray the tweeter's mental state.
Tweet: and I think some of our most spiritually weighty experiences came, counterintuitively and recognized in hindsight, in levity and daily grace
This tweet contains emotions: 
joy, optimism