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: #Depression has you wanting to change the past, #anxiety has you focusing on the unknown future. Neither are about living in the present.
This tweet contains emotions: 
fear, pessimism, sadness