Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture 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