Please analyze the tweet "“Don’t burn out; keep yourselves fueled and aflame. Be alert servants of the Master, cheerfully expectant.' Romans 12:11-12" 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, trust