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: @jwonder81 @MacadamionNut well of course.Progress for the sake of progress must be discouraged. The problem is the substance of the rhetoric
This tweet contains emotions: 
disgust, sadness