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: Wish I could convince the rest of my children to go to their fucking preschool and elementary schools with fear of gun violence.
This tweet contains emotions: 
anger, disgust, fear, sadness