Please analyze the tweet "@matildaswish it's great to see Matilda so happy in her new chair it will provide her with access to lots of new experiences. #smiling" 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".
joy, optimism