"Grit to Great" by Linda Kaplan Thaler and Robin Koval. The text explores the concept of "grit" as a key factor in achieving success. It argues that grit, a combination of passion and perseverance, is more important than talent or intelligence for achieving long-term goals. The authors present various case studies of individuals who have overcome adversity and achieved success in their fields, showcasing the power of grit. The excerpt explores different aspects of grit including resilience, initiative, and tenacity. It also discusses the importance of overcoming fear, embracing failure, and developing a growth mindset. The authors aim to inspire readers to cultivate their own grit and achieve their goals, regardless of age or circumstance.