Classify the emotions found in the tweet "@apinknumjoo Hello, namjoo unnie! Welcome to paradox.💕 i'm deeply sorry for the late greeting 😥 Chaey is wishing you to have a pleasant +". 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".