Determine the emotional tone of the following tweet: "Dolores.' A thin lipped smile graced glossed lips as she let blues peer over at the woman. ' A constant delight.. As always.'". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
joy, love, optimism