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: If the future doesn't fill you with existential dread are you even a real person
This tweet contains emotions: 
anticipation, disgust, fear, sadness