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: When you realize there is #NoHopeForHumanity so you just #start focusing on what's #best for you.
This tweet contains emotions: 
optimism, pessimism, sadness, trust