Mindset Mastery: A Comprehensive Workbook to Rewire the Deep Beliefs That Are Sabotaging Your True Purpose Mindset Mastery is a 120-day guided workbook designed to help you uncover and rewire the deep beliefs holding you back. Fillable on any device, with practical exercises, affirmations, and space for reflection, you’ll transform your mindset and align with your purpose—one day at a time.