Classify the emotions found in the tweet "@delta correction 26 ppl. Checked in. Standing at the gate. &amp; Flt 1449 took off without us. #furious". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".
anger, disgust, sadness