From the tweet "— to reveal a broad smile. \n\n'Yeah, it's nice.' \n\nPursing his lips, he stifled his joyous expression in order —\n\n[@AVIATAUBE].", identify which emotions are conveyed. Choose from anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, and trust. If no emotions are evident, respond with "neutral or no emotion".
joy