Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: I've always had a weird grudge against stingrays ever since one killed Steve Irwin.
This tweet contains emotions: 
anger, pessimism, sadness