Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Had to give my 11yo AfAm son this advice today: 'be polite, no sudden movements, keep hands where they can see them'. #sadness
This tweet contains emotions: 
optimism, sadness