An optimist is a person who tends to see the positive side of situations and believes that good things will happen. They often focus on solutions rather than problems and maintain a hopeful outlook, even in challenging circumstances. This mindset can lead to greater resilience and overall well-being. Optimism is often linked to various psychological benefits, including reduced stress and improved mental health. Research suggests that optimists may experience better physical health and longer life spans. The concept of optimism is also explored in fields like psychology and philosophy, where it is studied in relation to human behavior and decision-making.