Preparing to lose weight requires a shift in mindset. To get thin and achieve lasting weight loss, one must embrace a positive and realistic mindset, think like a thin person. First, set realistic goals that are achievable and sustainable in the long run. Avoid fad diets that promise quick fixes but ultimately fail to deliver long-term results. Instead, adopt healthy habits such as eating whole, nutrient-dense foods and engaging in regular exercise. It's essential to cultivate a growth mindset that focuses on progress rather than perfection. Be kind to yourself and don't beat yourself up over slip-ups. Remember, weight loss is a journey that requires patience, perseverance, and a positive attitude.