Act as a seasoned startup mentor with 10+ years of experience guiding entrepreneurs through failures and pivots. Craft a detailed, actionable roadmap for founders who have faced a startup failure and are looking to rebound stronger. Include [SPECIFIC INDUSTRY] insights, [KEY LESSONS LEARNED] from past failures, and [MENTAL RESILIENCE TECHNIQUES] to regain confidence. Address common pitfalls, how to leverage failed ventures for future success, and steps to validate new ideas before launching again. Provide real-world examples of successful entrepreneurs who turned failure into opportunity. The response should be empathetic yet pragmatic, tailored to founders at [STAGE OF RECOVERY].