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: Who knew softballs could sting so bad? Jimmy Fallon has been under a lot of heat for his &amp;ldquo;softball&amp;rdquo; Donald Trump interview
This tweet contains emotions: 
anger, disgust, sadness