Examine the tweet "Nurse practitioner: 'you look pretty bad. No offense of course.'  \n\nThank you, that really added that spark of positivity I needed today." and determine which of these emotions are present: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If there are no identifiable emotions, reply with "neutral or no emotion".
anger, optimism