For the tweet "@DSWT I despair at this madness! It's beyond #shocking it's cold blooded murder!  How long will #SouthAfrica stand by &amp;watch #WorldRhinoDay", classify the emotional tone using the following list: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotion is discernible, state "neutral or no emotion".
anger, disgust, sadness, surprise