Determine the emotional tone of the following tweet: "Good morning.Let's start with a smile!\nLet's enjoy life in a cheerful way!\nDon't worry be happy!". 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".
anticipation, joy, optimism, trust