Happiness is essentially a state of going somewhere, wholeheartedly, one directionally, without regret or reservation.
There are those much more rare people who never lose their curiosity, their almost childlike wonder at the world; those people who continue to learn and to grow intellectually until the day they die. And these usually are the people who make contributions, who leave some part of the world a little better off than it was before they entered it.
In all of nature structure determines function. Yet many people consider the marathoner and football linebacker all to be just one composite human being, an athlete. The body must be used to determine its role in sport. 'My aim is to develop every individual according to his best potential, protect him from false ambition, the desire to be someone he never can be and, more important, never should be.'