Whenever actors tout off about doing their own stunts, it's always. . . they're so protective of you that I always know these stunt guys are so good [and] they're never going to put you in danger. But it's fun to do something kind of exciting, even something as simple as driving 70 through a tunnel with five motorcycles. . . it sounds simple, but it's actually really nerve-wracking.
Swimming is one of the hardest sports.