Determine the emotional tone of the following tweet: "Having a baby born too soon is #lifechanging 6 years on and it feels like only yesterday #sad #happy #angry #emotionalrollercoaster". 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".
anger, joy, sadness