"Grit: The Power of Passion and Perseverance" is a book by psychologist Angela Duckworth that explores the importance of determination and resilience in achieving long-term goals. Duckworth argues that talent alone is not enough for success; instead, a combination of passion and sustained effort, or "grit," is crucial. The book presents research findings and personal anecdotes to illustrate how grit can be developed and nurtured. Duckworth emphasizes that anyone can cultivate this quality through practice, commitment, and a growth mindset, making it a vital component for success in various fields, including education and business.