Please analyze the tweet "When you realize there is #NoHopeForHumanity so you just #start focusing on what's #best for you." and classify its emotional content. Choose from the following emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If no emotions are detected, respond with "neutral or no emotion".
optimism, pessimism, sadness, trust