Classify the emotions found in the tweet "We can replace #loss with #hope, #hate with #love, #pain with #gain, if we close the window of #bitterness and open doors of #faith. #TryIt". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".