Please analyze 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. #sad" 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".
love, sadness