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: And I'm really pissed the fuck off because I do a good job of keeping my kid well because I don't like to see her sick and sad.
This tweet contains emotions: 
anger, disgust, sadness