Determine the emotional tone of the following tweet: "#PiersGough on thoroughly lively and imaginative developers—“Sager have always challenged us to do better and do better.” @IslingtonSq". 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, optimism, trust