Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
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