Task: Evaluate the tweet and identify the emotions conveyed, categorizing it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately capture the emotional undertone of the message.
Tweet: @CBSNews Sorry to burst your bubble, but opposition research is part of every political campaign.  Doesn't matter where it comes from.
This tweet contains emotions: 