Examine the tweet "Patti seems so sad. She stamped and ran behind the sofa. We will have to give her plenty of love and affection...more than usual." 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".
joy, love, optimism, sadness