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: @CorbettBarr @pjrvs @brianclark true. Just me spitting venom because I'm still bitter with Stripe. Like an old man yelling from his porch.
This tweet contains emotions: 
anger, disgust, sadness