Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: @CTV_PowerPlay @lraitt Horrid disease! My maternal grandmother and each of her sisters suffered from this affliction. It's hard on all.
This tweet contains emotions: 
disgust, fear, pessimism, sadness