Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: Not written for African-American\n\nNo refuge could save the hireling and slave\nFrom the terror of flight or the gloom of the grave,
This tweet contains emotions: 
pessimism, sadness