Ray Kroc's book Grinding It Out is a fantastic account of his work creating McDonalds. He definitely did his best work later in life, and proof that you can ma

Ray Kroc's book Grinding It Out is a fantastic account of his work creating McDonalds. He definitely did his best work later in life, and proof that you can make your mark at any point in your life. It's a great read. Frank Lloyd Wright, though successful early in his life, had all kinds of rises and falls in his career. He's also a terrific story about Renaissance in your own life.