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: Start the convo...don't shy away..mental illness abounds in society including our workplace...be informed... #tsdoffsite
This tweet contains emotions: 
joy, optimism, pessimism, trust