Please analyze the tweet "I am more comfortable here at the Dove House than I was in my own home for 24 years. This is HOME &amp; I am very grateful. #dove #indy #sober" 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