“Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity, Intelligence and skill can only function at the peak of their capacity when the body is healthy and strong.”

The quote given by john F. Kennedy our ex president that got assassinated gave this quote before he had died explains that how you can have a healthy and strong body. The way john says to have a healthy body is the basis of dynamic and creative intellectual activity.