Diana Nyad: Journalist, swimmer — at 64 years old — becomes first person to swim from Cuba to Florida without a shark cage.
A record-setting long-distance swimmer, Diana Nyad writes and thinks deeply about motivation.
In the 1970s, Diana Nyad set long-distance swim records that are still unbroken. Thirty years later, at 60, she attempted her longest swim yet, from Cuba to Florida. In this funny, powerful talk at TEDMED, she talks about how to prepare mentally to achieve an extreme dream, and asks: What will YOU do with your wild, precious life?