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: @NewYorker @donlemon Trump presidency-a dark age for the USA and the world. He would most definitely take us to war. Short &amp; Long term pain
This tweet contains emotions: 
anger, disgust, pessimism, sadness