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 Duane Allman died, I learned to appreciate Stevie Ray Vaughan. True story.  #blues #legends
This tweet contains emotions: 
anticipation, optimism, trust