Please analyze the tweet "Honestly don't know why I'm so unhappy most of the time. I just want it all to stop :( #unhappy #depression #itnevergoes" 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".
disgust, pessimism, sadness