Task: Categorize the tweet's emotional expression, classifying 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 reflect the tweeter's state of mind.
Tweet: When I walk in darkness of despondency, Sc.verses I've memorized shine a light in my heart. Ex: Lam 3:22-25
This tweet contains emotions: 
joy, optimism